Constantin Bittoun Kouzmine vs Dan Martin Head-to-Head Stats & Results
France Constantin Bittoun KouzmineConstantin Bittoun Kouzmine - France
50 Average Form
W
W
W
L
L
W
L
ATP Rank
563
Elo Score
70
Age 27, 1.78m, 73kg
H2H Record
No H2H
Wins
No Past Match-Ups
Constantin Bittoun Kouzmine and Dan Martin are likely playing for the first time at the professional level.
CanadaDan MartinCanada - Dan Martin
Bad Form 39
L
W
L
W
L
W
L
ATP Rank
441
Elo Score
104
Age 27, 1.75m, 70kg
Verdict : Constantin Bittoun Kouzmine and Dan Martin have equal wins in their careers.
H2H Stats
Latest Results
ALL SURFACES
HARD •
CLAY •
GRASS •
Head-to-Head - Full Stats
Performance
Profile
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Prize Money
Career
Career
$96,681USD
$29,132USD
Current Rank
563
441
Wins
H2H
H2H
0(0%)
0(0%)
Sets Won
H2H
H2H
0(0%)
0(0%)
Win Percentage
2026 Calendar Year
2026 Calendar Year
50.0%12 / 24 Matches
39.1%9 / 23 Matches
Win Percentage
Last 12 Months
Last 12 Months
60.7%51 / 84 Matches
36.4%20 / 55 Matches
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Main Hand
Left-handed
Right-handed
Age
27
27
Birthday
January 4, 1999
May 9, 1999
Height
1.78m
1.75m
Weight
73kg
70kg
Head-to-Head Record
No head-to-head record between Constantin Bittoun Kouzmine and Dan Martin. This might be their first match.
Win Percentage (Match / Set)
2026 Calendar Year
Last 12 Months
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Wins
50%
39%
Match Wins (3 Sets)
48%
39%
Match Wins (5 Sets)
N/A
N/A
Wins in Straight Sets
33%
30%
Wins From Behind
15%
13%
Won At Least 1 Set
54%
70%
Set 1 Win
46%
43%
Set 2 Win
42%
57%
Set 3 Win
100%
22%
Set 4 Win
N/A
N/A
Set 5 Win
N/A
N/A
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Wins
61%
36%
Match Wins (3 Sets)
60%
38%
Match Wins (5 Sets)
N/A
N/A
Wins in Straight Sets
49%
29%
Wins From Behind
14%
10%
Won At Least 1 Set
71%
64%
Set 1 Win
62%
36%
Set 2 Win
58%
56%
Set 3 Win
56%
21%
Set 4 Win
N/A
N/A
Set 5 Win
N/A
N/A
Aces - Over/Under, Match Total, Average (3 Set Matches)
2026 Calendar Year
Last 12 Months
Milestones
Over
Under
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Aces Per Match
2.25
4.62
6.87
Most Aces in a match
38%
31%
N/A
1+
100%
88%
97%
2+
25%
88%
85%
3+
13%
69%
85%
4+
13%
56%
85%
5+
13%
44%
85%
6+
13%
31%
78%
7+
13%
31%
69%
8+
13%
19%
57%
9+
13%
19%
57%
10+
13%
13%
53%
15+
0%
0%
22%
20+
0%
0%
10%
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Over 0.5
100%
88%
97%
Over 1.5
25%
88%
85%
Over 2.5
13%
69%
85%
Over 3.5
13%
56%
85%
Over 4.5
13%
44%
85%
Over 5.5
13%
31%
78%
Over 6.5
13%
31%
69%
Over 7.5
13%
19%
57%
Over 8.5
13%
19%
57%
Over 9.5
13%
13%
53%
Over 10.5
0%
6%
50%
Over 11.5
0%
0%
38%
Over 12.5
0%
0%
38%
Over 13.5
0%
0%
38%
Over 14.5
0%
0%
22%
Over 15.5
0%
0%
16%
Over 16.5
0%
0%
13%
Over 17.5
0%
0%
13%
Over 18.5
0%
0%
10%
Over 19.5
0%
0%
10%
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Under 0.5
0%
13%
3%
Under 1.5
75%
13%
16%
Under 2.5
88%
31%
16%
Under 3.5
88%
44%
16%
Under 4.5
88%
56%
16%
Under 5.5
88%
69%
22%
Under 6.5
88%
69%
32%
Under 7.5
88%
81%
44%
Under 8.5
88%
81%
44%
Under 9.5
88%
88%
47%
Under 10.5
100%
94%
50%
Under 11.5
100%
100%
63%
Under 12.5
100%
100%
63%
Under 13.5
100%
100%
63%
Under 14.5
100%
100%
79%
Milestones
Over
Under
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Aces Per Match
2.11
4.10
6.21
Most Aces in a match
33%
33%
N/A
1+
100%
88%
99%
2+
22%
80%
88%
3+
11%
65%
87%
4+
11%
53%
84%
5+
11%
40%
82%
6+
11%
25%
73%
7+
11%
25%
63%
8+
11%
13%
54%
9+
11%
10%
52%
10+
11%
5%
50%
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Over 0.5
100%
88%
99%
Over 1.5
22%
80%
88%
Over 2.5
11%
65%
87%
Over 3.5
11%
53%
84%
Over 4.5
11%
40%
82%
Over 5.5
11%
30%
73%
Over 6.5
11%
25%
63%
Over 7.5
11%
13%
54%
Over 8.5
11%
10%
52%
Over 9.5
11%
5%
50%
Over 10.5
0%
3%
47%
Over 11.5
0%
0%
34%
Over 12.5
0%
0%
33%
Over 13.5
0%
0%
33%
Over 14.5
0%
0%
18%
Over 15.5
0%
0%
13%
Over 16.5
0%
0%
10%
Over 17.5
0%
0%
9%
Over 18.5
0%
0%
7%
Over 19.5
0%
0%
5%
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Under 0.5
0%
13%
2%
Under 1.5
78%
20%
13%
Under 2.5
89%
35%
14%
Under 3.5
89%
48%
16%
Under 4.5
89%
60%
19%
Under 5.5
89%
70%
28%
Under 6.5
89%
75%
37%
Under 7.5
89%
88%
47%
Under 8.5
89%
90%
48%
Under 9.5
89%
95%
51%
Under 10.5
100%
98%
53%
Under 11.5
100%
100%
66%
Under 12.5
100%
100%
68%
Under 13.5
100%
100%
68%
Under 14.5
100%
100%
82%
Match Total Games - Over/Under
2026 Calendar Year
Last 12 Months
Total Games In A Set
3 Set Matches
5 Set Matches
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Average
Average Games in a Set
9.71
10.13
9.92
Over 6.5
95%
100%
98%
Over 7.5
81%
96%
89%
Over 8.5
76%
83%
80%
Over 9.5
57%
61%
59%
Over 10.5
24%
26%
25%
Over 11.5
24%
26%
25%
Over 12.5
14%
22%
18%
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Average
Over 12.5
95%
96%
96%
Over 13.5
95%
96%
96%
Over 14.5
90%
96%
93%
Over 15.5
81%
96%
89%
Over 16.5
76%
96%
86%
Over 17.5
71%
87%
79%
Over 18.5
67%
74%
71%
Over 19.5
48%
61%
55%
Over 20.5
33%
52%
43%
Over 21.5
29%
52%
41%
Over 22.5
19%
43%
31%
Over 23.5
19%
43%
31%
Over 24.5
19%
43%
31%
Over 25.5
19%
43%
31%
Over 26.5
10%
35%
23%
Over 27.5
10%
30%
20%
Over 28.5
5%
26%
16%
Over 29.5
5%
17%
11%
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Average
Over 18.5
N/A
N/A
N/A
Over 19.5
N/A
N/A
N/A
Over 20.5
N/A
N/A
N/A
Over 21.5
N/A
N/A
N/A
Over 22.5
N/A
N/A
N/A
Over 23.5
N/A
N/A
N/A
Over 24.5
N/A
N/A
N/A
Over 25.5
N/A
N/A
N/A
Over 26.5
N/A
N/A
N/A
Over 27.5
N/A
N/A
N/A
Over 28.5
N/A
N/A
N/A
Over 29.5
N/A
N/A
N/A
Over 30.5
N/A
N/A
N/A
Over 31.5
N/A
N/A
N/A
Over 32.5
N/A
N/A
N/A
Over 33.5
N/A
N/A
N/A
Over 34.5
N/A
N/A
N/A
Over 35.5
N/A
N/A
N/A
Over 36.5
N/A
N/A
N/A
Over 37.5
N/A
N/A
N/A
Total Games In A Set
3 Set Matches
5 Set Matches
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Average
Average Games in a Set
9.37
10.22
9.8
Over 6.5
94%
100%
97%
Over 7.5
84%
92%
88%
Over 8.5
68%
81%
75%
Over 9.5
41%
64%
53%
Over 10.5
20%
34%
27%
Over 11.5
20%
34%
27%
Over 12.5
10%
23%
17%
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Average
Over 12.5
98%
98%
98%
Over 13.5
96%
98%
97%
Over 14.5
90%
94%
92%
Over 15.5
86%
92%
89%
Over 16.5
81%
91%
86%
Over 17.5
69%
79%
74%
Over 18.5
59%
66%
63%
Over 19.5
48%
60%
54%
Over 20.5
40%
57%
49%
Over 21.5
36%
55%
46%
Over 22.5
26%
43%
35%
Over 23.5
23%
40%
32%
Over 24.5
20%
40%
30%
Over 25.5
19%
40%
30%
Over 26.5
15%
34%
25%
Over 27.5
15%
32%
24%
Over 28.5
10%
28%
19%
Over 29.5
9%
21%
15%
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Average
Over 18.5
N/A
N/A
N/A
Over 19.5
N/A
N/A
N/A
Over 20.5
N/A
N/A
N/A
Over 21.5
N/A
N/A
N/A
Over 22.5
N/A
N/A
N/A
Over 23.5
N/A
N/A
N/A
Over 24.5
N/A
N/A
N/A
Over 25.5
N/A
N/A
N/A
Over 26.5
N/A
N/A
N/A
Over 27.5
N/A
N/A
N/A
Over 28.5
N/A
N/A
N/A
Over 29.5
N/A
N/A
N/A
Over 30.5
N/A
N/A
N/A
Over 31.5
N/A
N/A
N/A
Over 32.5
N/A
N/A
N/A
Over 33.5
N/A
N/A
N/A
Over 34.5
N/A
N/A
N/A
Over 35.5
N/A
N/A
N/A
Over 36.5
N/A
N/A
N/A
Over 37.5
N/A
N/A
N/A
Break of Serve (Break Points Won) - Over/Under
2026 Calendar Year
Last 12 Months
3 Set Matches
5 Set Matches
Breaks Per Set
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Breaks Per Match
1.94
1.78
3.72
Over 0.5
63%
50%
100%
Over 1.5
38%
50%
85%
Over 2.5
25%
31%
60%
Over 3.5
25%
13%
57%
Over 4.5
13%
6%
28%
Over 5.5
13%
0%
28%
Over 6.5
0%
0%
13%
Over 7.5
0%
0%
3%
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Breaks Per Match
N/A
N/A
N/A
Over 0.5
N/A
N/A
N/A
Over 1.5
N/A
N/A
N/A
Over 2.5
N/A
N/A
N/A
Over 3.5
N/A
N/A
N/A
Over 4.5
N/A
N/A
N/A
Over 5.5
N/A
N/A
N/A
Over 6.5
N/A
N/A
N/A
Over 7.5
N/A
N/A
N/A
Over 8.5
N/A
N/A
N/A
Over 9.5
N/A
N/A
N/A
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Average Break-Points Converted (Set 1)
0.56
0.88
1.44
Average Break-Points Converted (Set 2)
1.25
0.62
1.87
Average Break-Points Converted (Set 3)
1
1.25
2.25
will Break Serve %
14%
32%
N/A
will not Break Serve %
20%
40%
N/A
Over 0.5
25%
44%
91%
Over 1.5
13%
25%
29%
Over 2.5
13%
6%
19%
Over 3.5
0%
0%
3%
Over 4.5
0%
0%
3%
Over 5.5
0%
0%
0%
Over 6.5
0%
0%
0%
Over 7.5
0%
0%
0%
Breaks Per Set data uses Set 1 as a sample.
3 Set Matches
5 Set Matches
Breaks Per Set
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Breaks Per Match
1.94
2.17
4.11
Over 0.5
56%
68%
100%
Over 1.5
33%
63%
92%
Over 2.5
22%
43%
71%
Over 3.5
22%
15%
63%
Over 4.5
11%
10%
35%
Over 5.5
11%
0%
29%
Over 6.5
0%
0%
16%
Over 7.5
0%
0%
7%
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Breaks Per Match
N/A
N/A
N/A
Over 0.5
N/A
N/A
N/A
Over 1.5
N/A
N/A
N/A
Over 2.5
N/A
N/A
N/A
Over 3.5
N/A
N/A
N/A
Over 4.5
N/A
N/A
N/A
Over 5.5
N/A
N/A
N/A
Over 6.5
N/A
N/A
N/A
Over 7.5
N/A
N/A
N/A
Over 8.5
N/A
N/A
N/A
Over 9.5
N/A
N/A
N/A
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Average Break-Points Converted (Set 1)
0.61
0.94
1.55
Average Break-Points Converted (Set 2)
1.22
0.88
2.1
Average Break-Points Converted (Set 3)
1
1.25
2.25
will Break Serve %
12%
35%
N/A
will not Break Serve %
29%
38%
N/A
Over 0.5
22%
53%
90%
Over 1.5
11%
25%
38%
Over 2.5
11%
3%
18%
Over 3.5
0%
0%
5%
Breaks Per Set data uses Set 1 as a sample.
Double Faults - Over/Under
2026 Calendar Year
Last 12 Months
3 Set Matches
5 Set Matches
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Double Faults Per Match
1.62
2.31
3.93
Over 0.5 (1+)
88%
100%
100%
Over 1.5 (2+)
38%
69%
88%
Over 2.5 (3+)
25%
38%
79%
Over 3.5 (4+)
13%
19%
66%
Over 4.5 (5+)
0%
6%
54%
Over 5.5 (6+)
0%
0%
47%
Over 6.5 (7+)
0%
0%
19%
Over 7.5 (8+)
0%
0%
16%
Over 8.5 (9+)
0%
0%
16%
Over 9.5 (10+)
0%
0%
16%
Over 10.5 (11+)
0%
0%
7%
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Double Faults Per Match
N/A
N/A
N/A
Over 0.5 (1+)
N/A
N/A
N/A
Over 1.5 (2+)
N/A
N/A
N/A
Over 2.5 (3+)
N/A
N/A
N/A
Over 3.5 (4+)
N/A
N/A
N/A
Over 4.5 (5+)
N/A
N/A
N/A
Over 5.5 (6+)
N/A
N/A
N/A
Over 6.5 (7+)
N/A
N/A
N/A
Over 7.5 (8+)
N/A
N/A
N/A
Over 8.5 (9+)
N/A
N/A
N/A
Over 9.5 (10+)
N/A
N/A
N/A
Over 10.5 (11+)
N/A
N/A
N/A
Over 11.5 (12+)
0%
0%
N/A
3 Set Matches
5 Set Matches
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Double Faults Per Match
1.44
2.3
3.74
Over 0.5 (1+)
78%
95%
100%
Over 1.5 (2+)
33%
63%
88%
Over 2.5 (3+)
22%
40%
70%
Over 3.5 (4+)
11%
18%
57%
Over 4.5 (5+)
0%
13%
42%
Over 5.5 (6+)
0%
3%
36%
Over 6.5 (7+)
0%
0%
17%
Over 7.5 (8+)
0%
0%
11%
Over 8.5 (9+)
0%
0%
10%
Over 9.5 (10+)
0%
0%
10%
Over 10.5 (11+)
0%
0%
3%
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Double Faults Per Match
N/A
N/A
N/A
Over 0.5 (1+)
N/A
N/A
N/A
Over 1.5 (2+)
N/A
N/A
N/A
Over 2.5 (3+)
N/A
N/A
N/A
Over 3.5 (4+)
N/A
N/A
N/A
Over 4.5 (5+)
N/A
N/A
N/A
Over 5.5 (6+)
N/A
N/A
N/A
Over 6.5 (7+)
N/A
N/A
N/A
Over 7.5 (8+)
N/A
N/A
N/A
Over 8.5 (9+)
N/A
N/A
N/A
Over 9.5 (10+)
N/A
N/A
N/A
Over 10.5 (11+)
N/A
N/A
N/A
Tie Breaks - Over/Under
2026 Calendar Year
Last 12 Months
3 Set Matches
5 Set Matches
Data Point
Constantin Bittoun Kouzmine
(Match)
(Match)
Dan Martin
(Match)
(Match)
Average
Tie Breaks Per Match
0.19
0.43
0.31
Over 0.5
14%
30%
22%
Over 1.5
5%
13%
9%
Over 2.5
0%
0%
0%
Under 0.5
86%
70%
22%
Under 1.5
95%
87%
9%
Under 2.5
100%
100%
0%
Data Point
Constantin Bittoun Kouzmine (Match)
Dan Martin (Match)
Average
Tie Breaks Per Match
N/A
N/A
N/A
Over 0.5
N/A
N/A
N/A
Over 1.5
N/A
N/A
N/A
Over 2.5
N/A
N/A
N/A
Under 0.5
N/A
N/A
N/A
Under 1.5
N/A
N/A
N/A
Under 2.5
N/A
N/A
N/A
3 Set Matches
5 Set Matches
Data Point
Constantin Bittoun Kouzmine
(Match)
(Match)
Dan Martin
(Match)
(Match)
Average
Tie Breaks Per Match
0.23
0.42
0.32
Over 0.5
19%
30%
24%
Over 1.5
4%
11%
8%
Over 2.5
0%
0%
0%
Under 0.5
19%
30%
24%
Under 1.5
4%
11%
8%
Under 2.5
0%
0%
0%
Data Point
Constantin Bittoun Kouzmine (Match)
Dan Martin (Match)
Average
Tie Breaks Per Match
N/A
N/A
N/A
Over 0.5
N/A
N/A
N/A
Over 1.5
N/A
N/A
N/A
Over 2.5
N/A
N/A
N/A
Under 0.5
N/A
N/A
N/A
Under 1.5
N/A
N/A
N/A
Under 2.5
N/A
N/A
N/A
Net Points Won - Over/Under
2026 Calendar Year
Last 12 Months
3 Set Matches
5 Set Matches
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Net Points Won Per Match
5.25
7.31
12.56
Over 4.5 (5+)
50%
50%
50%
Over 5.5 (6+)
25%
31%
28%
Over 6.5 (7+)
25%
19%
22%
Over 7.5 (8+)
25%
13%
19%
Over 8.5 (9+)
25%
13%
19%
Over 9.5 (10+)
25%
13%
19%
Over 10.5 (11+)
25%
13%
19%
Over 11.5 (12+)
13%
6%
10%
Over 14.5 (12+)
13%
0%
7%
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Net Point Won Per Match
N/A
N/A
N/A
Over 4.5 (5+)
N/A
N/A
N/A
Over 5.5 (6+)
N/A
N/A
N/A
Over 6.5 (7+)
N/A
N/A
N/A
Over 7.5 (8+)
N/A
N/A
N/A
Over 8.5 (9+)
N/A
N/A
N/A
Over 9.5 (10+)
N/A
N/A
N/A
Over 10.5 (11+)
N/A
N/A
N/A
Over 11.5 (12+)
N/A
N/A
N/A
Over 14.5 (15+)
N/A
N/A
N/A
Over 19.5 (20+)
N/A
N/A
N/A
Over 22.5 (23+)
N/A
N/A
N/A
3 Set Matches
5 Set Matches
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Net Points Won Per Match
5.25
7.17
12.42
Over 4.5 (5+)
50%
58%
54%
Over 5.5 (6+)
25%
42%
34%
Over 6.5 (7+)
25%
31%
28%
Over 7.5 (8+)
25%
19%
22%
Over 8.5 (9+)
25%
12%
19%
Over 9.5 (10+)
25%
12%
19%
Over 10.5 (11+)
25%
8%
17%
Over 11.5 (12+)
13%
4%
9%
Over 14.5 (15+)
13%
0%
7%
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Net Points won Per Match
N/A
N/A
N/A
Over 4.5 (5+)
N/A
N/A
N/A
Over 5.5 (6+)
N/A
N/A
N/A
Over 6.5 (7+)
N/A
N/A
N/A
Over 7.5 (8+)
N/A
N/A
N/A
Over 8.5 (9+)
N/A
N/A
N/A
Over 9.5 (10+)
N/A
N/A
N/A
Over 10.5 (11+)
N/A
N/A
N/A
Over 11.5 (12+)
N/A
N/A
N/A
Over 14.5 (15+)
N/A
N/A
N/A
Over 19.5 (20+)
N/A
N/A
N/A
Over 22.5 (23+)
N/A
N/A
N/A
Head-to-Head (Hard Courts)
Performance
Profile
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Wins
H2H
H2H
0(0%)
0(0%)
Sets Won
H2H
H2H
0(0%)
0(0%)
Win Percentage
2026 Calendar Year
2026 Calendar Year
47.6%10 / 21 Matches
35.3%6 / 17 Matches
Win Percentage
Last 12 Months
Last 12 Months
62.0%44 / 71 Matches
38.9%14 / 36 Matches
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Main Hand
Left-handed
Right-handed
Age
27
27
Birthday
January 4, 1999
May 9, 1999
Height
1.78m
1.75m
Weight
73kg
70kg
Win Percentage (Hard Courts)
2026 Calendar Year
Last 12 Months
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Wins
48%
35%
Match Wins (3 Sets)
48%
35%
Match Wins (5 Sets)
N/A
N/A
Wins in Straight Sets
33%
24%
Wins From Behind
9%
15%
Won At Least 1 Set
52%
65%
Set 1 Win
48%
41%
Set 2 Win
38%
47%
Set 3 Win
100%
29%
Set 4 Win
N/A
N/A
Set 5 Win
N/A
N/A
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Wins
62%
39%
Match Wins (3 Sets)
62%
39%
Match Wins (5 Sets)
N/A
N/A
Wins in Straight Sets
51%
28%
Wins From Behind
13%
15%
Won At Least 1 Set
72%
64%
Set 1 Win
62%
36%
Set 2 Win
61%
56%
Set 3 Win
57%
31%
Set 4 Win
N/A
N/A
Set 5 Win
N/A
N/A
Aces (Hard Courts)
2026 Calendar Year
Last 12 Months
Milestones
Over
Under
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Aces Per Match
2.25
4.67
6.92
Most Aces in a match
38%
33%
N/A
1+
100%
92%
100%
2+
25%
92%
88%
3+
13%
67%
88%
4+
13%
58%
88%
5+
13%
50%
88%
6+
13%
33%
84%
7+
13%
33%
73%
8+
13%
17%
59%
9+
13%
17%
59%
10+
13%
8%
54%
15+
0%
0%
23%
20+
0%
0%
9%
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Over 0.5
100%
92%
100%
Over 1.5
25%
92%
88%
Over 2.5
13%
67%
88%
Over 3.5
13%
58%
88%
Over 4.5
13%
50%
88%
Over 5.5
13%
33%
84%
Over 6.5
13%
33%
73%
Over 7.5
13%
17%
59%
Over 8.5
13%
17%
59%
Over 9.5
13%
8%
54%
Over 10.5
0%
0%
50%
Over 11.5
0%
0%
36%
Over 12.5
0%
0%
36%
Over 13.5
0%
0%
36%
Over 14.5
0%
0%
23%
Over 15.5
0%
0%
17%
Over 16.5
0%
0%
13%
Over 17.5
0%
0%
13%
Over 18.5
0%
0%
9%
Over 19.5
0%
0%
9%
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Under 0.5
0%
8%
0%
Under 1.5
75%
8%
13%
Under 2.5
88%
33%
13%
Under 3.5
88%
42%
13%
Under 4.5
88%
50%
13%
Under 5.5
88%
67%
17%
Under 6.5
88%
67%
28%
Under 7.5
88%
83%
42%
Under 8.5
88%
83%
42%
Under 9.5
88%
92%
46%
Under 10.5
100%
100%
50%
Under 11.5
100%
100%
65%
Under 12.5
100%
100%
65%
Under 13.5
100%
100%
65%
Under 14.5
100%
100%
78%
Milestones
Over
Under
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Aces Per Match
2.11
4.46
6.57
Most Aces in a match
33%
33%
N/A
1+
100%
86%
100%
2+
22%
82%
89%
3+
11%
71%
89%
4+
11%
61%
89%
5+
11%
50%
87%
6+
11%
32%
78%
7+
11%
32%
69%
8+
11%
14%
60%
9+
11%
11%
58%
10+
11%
4%
54%
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Over 0.5
100%
86%
100%
Over 1.5
22%
82%
89%
Over 2.5
11%
71%
89%
Over 3.5
11%
61%
89%
Over 4.5
11%
50%
87%
Over 5.5
11%
36%
78%
Over 6.5
11%
32%
69%
Over 7.5
11%
14%
60%
Over 8.5
11%
11%
58%
Over 9.5
11%
4%
54%
Over 10.5
0%
0%
51%
Over 11.5
0%
0%
36%
Over 12.5
0%
0%
35%
Over 13.5
0%
0%
35%
Over 14.5
0%
0%
20%
Over 15.5
0%
0%
15%
Over 16.5
0%
0%
11%
Over 17.5
0%
0%
9%
Over 18.5
0%
0%
6%
Over 19.5
0%
0%
4%
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Under 0.5
0%
14%
0%
Under 1.5
78%
18%
11%
Under 2.5
89%
29%
11%
Under 3.5
89%
39%
11%
Under 4.5
89%
50%
13%
Under 5.5
89%
64%
22%
Under 6.5
89%
68%
31%
Under 7.5
89%
86%
41%
Under 8.5
89%
89%
43%
Under 9.5
89%
96%
46%
Under 10.5
100%
100%
50%
Under 11.5
100%
100%
64%
Under 12.5
100%
100%
66%
Under 13.5
100%
100%
66%
Under 14.5
100%
100%
80%
Match Total Games (Hard Courts)
2026 Calendar Year
Last 12 Months
Total Games In A Set
3 Set Matches
5 Set Matches
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Average
Average Games in a Set
9.71
10.13
9.92
Over 6.5
95%
100%
98%
Over 7.5
81%
96%
89%
Over 8.5
76%
83%
80%
Over 9.5
57%
61%
59%
Over 10.5
24%
26%
25%
Over 11.5
24%
26%
25%
Over 12.5
14%
22%
18%
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Average
Over 12.5
95%
96%
96%
Over 13.5
95%
96%
96%
Over 14.5
90%
96%
93%
Over 15.5
81%
96%
89%
Over 16.5
76%
96%
86%
Over 17.5
71%
87%
79%
Over 18.5
67%
74%
71%
Over 19.5
48%
61%
55%
Over 20.5
33%
52%
43%
Over 21.5
29%
52%
41%
Over 22.5
19%
43%
31%
Over 23.5
19%
43%
31%
Over 24.5
19%
43%
31%
Over 25.5
19%
43%
31%
Over 26.5
10%
35%
23%
Over 27.5
10%
30%
20%
Over 28.5
5%
26%
16%
Over 29.5
5%
17%
11%
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Average
Over 18.5
N/A
N/A
N/A
Over 19.5
N/A
N/A
N/A
Over 20.5
N/A
N/A
N/A
Over 21.5
N/A
N/A
N/A
Over 22.5
N/A
N/A
N/A
Over 23.5
N/A
N/A
N/A
Over 24.5
N/A
N/A
N/A
Over 25.5
N/A
N/A
N/A
Over 26.5
N/A
N/A
N/A
Over 27.5
N/A
N/A
N/A
Over 28.5
N/A
N/A
N/A
Over 29.5
N/A
N/A
N/A
Over 30.5
N/A
N/A
N/A
Over 31.5
N/A
N/A
N/A
Over 32.5
N/A
N/A
N/A
Over 33.5
N/A
N/A
N/A
Over 34.5
N/A
N/A
N/A
Over 35.5
N/A
N/A
N/A
Over 36.5
N/A
N/A
N/A
Over 37.5
N/A
N/A
N/A
Total Games In A Set
3 Set Matches
5 Set Matches
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Average
Average Games in a Set
9.37
10.22
9.8
Over 6.5
94%
100%
97%
Over 7.5
84%
92%
88%
Over 8.5
68%
81%
75%
Over 9.5
41%
64%
53%
Over 10.5
20%
34%
27%
Over 11.5
20%
34%
27%
Over 12.5
10%
23%
17%
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Average
Over 12.5
98%
98%
98%
Over 13.5
96%
98%
97%
Over 14.5
90%
94%
92%
Over 15.5
86%
92%
89%
Over 16.5
81%
91%
86%
Over 17.5
69%
79%
74%
Over 18.5
59%
66%
63%
Over 19.5
48%
60%
54%
Over 20.5
40%
57%
49%
Over 21.5
36%
55%
46%
Over 22.5
26%
43%
35%
Over 23.5
23%
40%
32%
Over 24.5
20%
40%
30%
Over 25.5
19%
40%
30%
Over 26.5
15%
34%
25%
Over 27.5
15%
32%
24%
Over 28.5
10%
28%
19%
Over 29.5
9%
21%
15%
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Average
Over 18.5
N/A
N/A
N/A
Over 19.5
N/A
N/A
N/A
Over 20.5
N/A
N/A
N/A
Over 21.5
N/A
N/A
N/A
Over 22.5
N/A
N/A
N/A
Over 23.5
N/A
N/A
N/A
Over 24.5
N/A
N/A
N/A
Over 25.5
N/A
N/A
N/A
Over 26.5
N/A
N/A
N/A
Over 27.5
N/A
N/A
N/A
Over 28.5
N/A
N/A
N/A
Over 29.5
N/A
N/A
N/A
Over 30.5
N/A
N/A
N/A
Over 31.5
N/A
N/A
N/A
Over 32.5
N/A
N/A
N/A
Over 33.5
N/A
N/A
N/A
Over 34.5
N/A
N/A
N/A
Over 35.5
N/A
N/A
N/A
Over 36.5
N/A
N/A
N/A
Over 37.5
N/A
N/A
N/A
Break Points Won (Hard Courts)
2026 Calendar Year
Last 12 Months
3 Set Matches
5 Set Matches
Breaks Per Set
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Breaks Per Match
1.94
2.08
4.02
Over 0.5
63%
58%
100%
Over 1.5
38%
58%
92%
Over 2.5
25%
33%
65%
Over 3.5
25%
17%
61%
Over 4.5
13%
8%
34%
Over 5.5
13%
0%
34%
Over 6.5
0%
0%
15%
Over 7.5
0%
0%
4%
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Breaks Per Match
N/A
N/A
N/A
Over 0.5
N/A
N/A
N/A
Over 1.5
N/A
N/A
N/A
Over 2.5
N/A
N/A
N/A
Over 3.5
N/A
N/A
N/A
Over 4.5
N/A
N/A
N/A
Over 5.5
N/A
N/A
N/A
Over 6.5
N/A
N/A
N/A
Over 7.5
N/A
N/A
N/A
Over 8.5
N/A
N/A
N/A
Over 9.5
N/A
N/A
N/A
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Average Break-Points Converted (Set 1)
0.56
0.92
1.48
Average Break-Points Converted (Set 2)
1.25
0.79
2.04
Average Break-Points Converted (Set 3)
1
1.2
2.2
will Break Serve %
14%
34%
N/A
will not Break Serve %
20%
41%
N/A
Over 0.5
25%
50%
90%
Over 1.5
13%
25%
32%
Over 2.5
13%
8%
19%
Over 3.5
0%
0%
4%
Over 4.5
0%
0%
4%
Over 5.5
0%
0%
0%
Over 6.5
0%
0%
0%
Over 7.5
0%
0%
0%
Breaks Per Set data uses Set 1 as a sample.
3 Set Matches
5 Set Matches
Breaks Per Set
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Breaks Per Match
1.94
2.16
4.1
Over 0.5
56%
64%
100%
Over 1.5
33%
61%
93%
Over 2.5
22%
39%
71%
Over 3.5
22%
18%
62%
Over 4.5
11%
14%
34%
Over 5.5
11%
0%
29%
Over 6.5
0%
0%
16%
Over 7.5
0%
0%
6%
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Breaks Per Match
N/A
N/A
N/A
Over 0.5
N/A
N/A
N/A
Over 1.5
N/A
N/A
N/A
Over 2.5
N/A
N/A
N/A
Over 3.5
N/A
N/A
N/A
Over 4.5
N/A
N/A
N/A
Over 5.5
N/A
N/A
N/A
Over 6.5
N/A
N/A
N/A
Over 7.5
N/A
N/A
N/A
Over 8.5
N/A
N/A
N/A
Over 9.5
N/A
N/A
N/A
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Average Break-Points Converted (Set 1)
0.61
0.84
1.55
Average Break-Points Converted (Set 2)
1.22
0.95
2.1
Average Break-Points Converted (Set 3)
1
1.2
2.25
will Break Serve %
12%
28%
N/A
will not Break Serve %
29%
36%
N/A
Over 0.5
22%
46%
90%
Over 1.5
11%
18%
38%
Over 2.5
11%
4%
18%
Over 3.5
0%
0%
5%
Breaks Per Set data uses Set 1 as a sample.
Double Faults (Hard Courts)
2026 Calendar Year
Last 12 Months
3 Set Matches
5 Set Matches
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Double Faults Per Match
1.62
2.58
4.2
Over 0.5 (1+)
88%
100%
100%
Over 1.5 (2+)
38%
83%
88%
Over 2.5 (3+)
25%
42%
78%
Over 3.5 (4+)
13%
25%
63%
Over 4.5 (5+)
0%
8%
53%
Over 5.5 (6+)
0%
0%
44%
Over 6.5 (7+)
0%
0%
19%
Over 7.5 (8+)
0%
0%
15%
Over 8.5 (9+)
0%
0%
15%
Over 9.5 (10+)
0%
0%
15%
Over 10.5 (11+)
0%
0%
4%
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Double Faults Per Match
N/A
N/A
N/A
Over 0.5 (1+)
N/A
N/A
N/A
Over 1.5 (2+)
N/A
N/A
N/A
Over 2.5 (3+)
N/A
N/A
N/A
Over 3.5 (4+)
N/A
N/A
N/A
Over 4.5 (5+)
N/A
N/A
N/A
Over 5.5 (6+)
N/A
N/A
N/A
Over 6.5 (7+)
N/A
N/A
N/A
Over 7.5 (8+)
N/A
N/A
N/A
Over 8.5 (9+)
N/A
N/A
N/A
Over 9.5 (10+)
N/A
N/A
N/A
Over 10.5 (11+)
N/A
N/A
N/A
Over 11.5 (12+)
0%
0%
N/A
3 Set Matches
5 Set Matches
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Double Faults Per Match
1.44
2.39
3.83
Over 0.5 (1+)
78%
96%
100%
Over 1.5 (2+)
33%
64%
87%
Over 2.5 (3+)
22%
39%
66%
Over 3.5 (4+)
11%
21%
51%
Over 4.5 (5+)
0%
14%
40%
Over 5.5 (6+)
0%
4%
35%
Over 6.5 (7+)
0%
0%
16%
Over 7.5 (8+)
0%
0%
11%
Over 8.5 (9+)
0%
0%
9%
Over 9.5 (10+)
0%
0%
9%
Over 10.5 (11+)
0%
0%
2%
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Double Faults Per Match
N/A
N/A
N/A
Over 0.5 (1+)
N/A
N/A
N/A
Over 1.5 (2+)
N/A
N/A
N/A
Over 2.5 (3+)
N/A
N/A
N/A
Over 3.5 (4+)
N/A
N/A
N/A
Over 4.5 (5+)
N/A
N/A
N/A
Over 5.5 (6+)
N/A
N/A
N/A
Over 6.5 (7+)
N/A
N/A
N/A
Over 7.5 (8+)
N/A
N/A
N/A
Over 8.5 (9+)
N/A
N/A
N/A
Over 9.5 (10+)
N/A
N/A
N/A
Over 10.5 (11+)
N/A
N/A
N/A
Tie Breaks (Hard Courts)
2026 Calendar Year
Last 12 Months
3 Set Matches
5 Set Matches
Data Point
Constantin Bittoun Kouzmine
(Match)
(Match)
Dan Martin
(Match)
(Match)
Average
Tie Breaks Per Match
0.19
0.29
0.31
Over 0.5
5%
12%
9%
Over 1.5
0%
6%
3%
Over 2.5
0%
0%
0%
Under 0.5
95%
88%
92%
Under 1.5
100%
94%
97%
Under 2.5
100%
100%
100%
Data Point
Constantin Bittoun Kouzmine (Match)
Dan Martin (Match)
Average
Tie Breaks Per Match
N/A
N/A
N/A
Over 0.5
N/A
N/A
N/A
Over 1.5
N/A
N/A
N/A
Over 2.5
N/A
N/A
N/A
Under 0.5
N/A
N/A
N/A
Under 1.5
N/A
N/A
N/A
Under 2.5
N/A
N/A
N/A
3 Set Matches
5 Set Matches
Data Point
Constantin Bittoun Kouzmine
(Match)
(Match)
Dan Martin
(Match)
(Match)
Average
Tie Breaks Per Match
0.21
0.42
0.32
Over 0.5
8%
11%
10%
Over 1.5
1%
6%
4%
Over 2.5
0%
0%
0%
Under 0.5
92%
89%
91%
Under 1.5
99%
94%
97%
Under 2.5
100%
100%
100%
Data Point
Constantin Bittoun Kouzmine (Match)
Dan Martin (Match)
Average
Tie Breaks Per Match
N/A
N/A
N/A
Over 0.5
N/A
N/A
N/A
Over 1.5
N/A
N/A
N/A
Over 2.5
N/A
N/A
N/A
Under 0.5
N/A
N/A
N/A
Under 1.5
N/A
N/A
N/A
Under 2.5
N/A
N/A
N/A
Net Points Won (Hard Courts)
2026 Calendar Year
Last 12 Months
3 Set Matches
5 Set Matches
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Net Points Won Per Match
5.25
6.58
11.83
Over 4.5 (5+)
50%
42%
46%
Over 5.5 (6+)
25%
25%
25%
Over 6.5 (7+)
25%
17%
21%
Over 7.5 (8+)
25%
17%
21%
Over 8.5 (9+)
25%
17%
21%
Over 9.5 (10+)
25%
17%
21%
Over 10.5 (11+)
25%
17%
21%
Over 11.5 (12+)
13%
8%
11%
Over 14.5 (12+)
13%
0%
7%
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Net Point Won Per Match
N/A
N/A
N/A
Over 4.5 (5+)
N/A
N/A
N/A
Over 5.5 (6+)
N/A
N/A
N/A
Over 6.5 (7+)
N/A
N/A
N/A
Over 7.5 (8+)
N/A
N/A
N/A
Over 8.5 (9+)
N/A
N/A
N/A
Over 9.5 (10+)
N/A
N/A
N/A
Over 10.5 (11+)
N/A
N/A
N/A
Over 11.5 (12+)
N/A
N/A
N/A
Over 14.5 (15+)
N/A
N/A
N/A
Over 19.5 (20+)
N/A
N/A
N/A
Over 22.5 (23+)
N/A
N/A
N/A
3 Set Matches
5 Set Matches
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Net Points Won Per Match
5.25
6.81
12.06
Over 4.5 (5+)
50%
56%
53%
Over 5.5 (6+)
25%
44%
35%
Over 6.5 (7+)
25%
33%
29%
Over 7.5 (8+)
25%
22%
24%
Over 8.5 (9+)
25%
11%
18%
Over 9.5 (10+)
25%
11%
18%
Over 10.5 (11+)
25%
11%
18%
Over 11.5 (12+)
13%
6%
10%
Over 14.5 (15+)
13%
0%
7%
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Net Points won Per Match
N/A
N/A
N/A
Over 4.5 (5+)
N/A
N/A
N/A
Over 5.5 (6+)
N/A
N/A
N/A
Over 6.5 (7+)
N/A
N/A
N/A
Over 7.5 (8+)
N/A
N/A
N/A
Over 8.5 (9+)
N/A
N/A
N/A
Over 9.5 (10+)
N/A
N/A
N/A
Over 10.5 (11+)
N/A
N/A
N/A
Over 11.5 (12+)
N/A
N/A
N/A
Over 14.5 (15+)
N/A
N/A
N/A
Over 19.5 (20+)
N/A
N/A
N/A
Over 22.5 (23+)
N/A
N/A
N/A
Head-to-Head (Clay Courts)
Performance
Profile
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Wins
H2H
H2H
0(0%)
0(0%)
Sets Won
H2H
H2H
0(0%)
0(0%)
Win Percentage
2026 Calendar Year
2026 Calendar Year
N/A0 / 0 Matches
50.0%3 / 6 Matches
Win Percentage
Last 12 Months
Last 12 Months
44.4%4 / 9 Matches
37.5%6 / 16 Matches
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Main Hand
Left-handed
Right-handed
Age
27
27
Birthday
January 4, 1999
May 9, 1999
Height
1.78m
1.75m
Weight
73kg
70kg
Win Percentage (Clay Courts)
2026 Calendar Year
Last 12 Months
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Wins
N/A
50%
Match Wins (3 Sets)
N/A
50%
Match Wins (5 Sets)
N/A
N/A
Wins in Straight Sets
N/A
50%
Wins From Behind
N/A
0%
Won At Least 1 Set
N/A
83%
Set 1 Win
N/A
50%
Set 2 Win
N/A
83%
Set 3 Win
N/A
0%
Set 4 Win
N/A
N/A
Set 5 Win
N/A
N/A
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Wins
44%
38%
Match Wins (3 Sets)
44%
38%
Match Wins (5 Sets)
N/A
N/A
Wins in Straight Sets
33%
38%
Wins From Behind
0%
0%
Won At Least 1 Set
67%
69%
Set 1 Win
67%
44%
Set 2 Win
33%
63%
Set 3 Win
33%
0%
Set 4 Win
N/A
N/A
Set 5 Win
N/A
N/A
Aces (Clay Courts)
2026 Calendar Year
Last 12 Months
Milestones
Over
Under
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Aces Per Match
N/A
4.50
N/A
Most Aces in a match
N/A
25%
N/A
1+
N/A
75%
N/A
2+
N/A
75%
N/A
3+
N/A
75%
N/A
4+
N/A
50%
N/A
5+
N/A
25%
N/A
6+
N/A
25%
N/A
7+
N/A
25%
N/A
8+
N/A
25%
N/A
9+
N/A
25%
N/A
10+
N/A
25%
N/A
15+
N/A
0%
N/A
20+
N/A
0%
N/A
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Over 0.5
N/A
75%
N/A
Over 1.5
N/A
75%
N/A
Over 2.5
N/A
75%
N/A
Over 3.5
N/A
50%
N/A
Over 4.5
N/A
25%
N/A
Over 5.5
N/A
25%
N/A
Over 6.5
N/A
25%
N/A
Over 7.5
N/A
25%
N/A
Over 8.5
N/A
25%
N/A
Over 9.5
N/A
25%
N/A
Over 10.5
N/A
25%
N/A
Over 11.5
N/A
0%
N/A
Over 12.5
N/A
0%
N/A
Over 13.5
N/A
0%
N/A
Over 14.5
N/A
0%
N/A
Over 15.5
N/A
0%
N/A
Over 16.5
N/A
0%
N/A
Over 17.5
N/A
0%
N/A
Over 18.5
N/A
0%
N/A
Over 19.5
N/A
0%
N/A
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Under 0.5
N/A
25%
12%
Under 1.5
N/A
25%
12%
Under 2.5
N/A
25%
12%
Under 3.5
N/A
50%
12%
Under 4.5
N/A
75%
12%
Under 5.5
N/A
75%
25%
Under 6.5
N/A
75%
25%
Under 7.5
N/A
75%
25%
Under 8.5
N/A
75%
25%
Under 9.5
N/A
75%
25%
Under 10.5
N/A
75%
25%
Under 11.5
N/A
100%
25%
Under 12.5
N/A
100%
25%
Under 13.5
N/A
100%
25%
Under 14.5
N/A
100%
37%
Milestones
Over
Under
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Aces Per Match
N/A
3.45
N/A
Most Aces in a match
33%
33%
N/A
1+
N/A
91%
45%
2+
N/A
82%
45%
3+
N/A
55%
41%
4+
N/A
36%
32%
5+
N/A
18%
27%
6+
N/A
9%
22%
7+
N/A
9%
18%
8+
N/A
9%
13%
9+
N/A
9%
13%
10+
N/A
9%
13%
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Over 0.5
N/A
91%
45%
Over 1.5
N/A
82%
45%
Over 2.5
N/A
55%
41%
Over 3.5
N/A
36%
32%
Over 4.5
N/A
18%
27%
Over 5.5
N/A
18%
22%
Over 6.5
N/A
9%
18%
Over 7.5
N/A
9%
13%
Over 8.5
N/A
9%
13%
Over 9.5
N/A
9%
13%
Over 10.5
N/A
9%
13%
Over 11.5
N/A
0%
13%
Over 12.5
N/A
0%
13%
Over 13.5
N/A
0%
13%
Over 14.5
N/A
0%
9%
Over 15.5
N/A
0%
9%
Over 16.5
N/A
0%
9%
Over 17.5
N/A
0%
9%
Over 18.5
N/A
0%
9%
Over 19.5
N/A
0%
9%
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Under 0.5
N/A
9%
4%
Under 1.5
N/A
18%
4%
Under 2.5
N/A
45%
9%
Under 3.5
N/A
64%
18%
Under 4.5
N/A
82%
22%
Under 5.5
N/A
82%
27%
Under 6.5
N/A
91%
32%
Under 7.5
N/A
91%
36%
Under 8.5
N/A
91%
36%
Under 9.5
N/A
91%
36%
Under 10.5
N/A
91%
36%
Under 11.5
N/A
100%
36%
Under 12.5
N/A
100%
36%
Under 13.5
N/A
100%
36%
Under 14.5
N/A
100%
41%
Match Total Games (Clay Courts)
2026 Calendar Year
Last 12 Months
Total Games In A Set
3 Set Matches
5 Set Matches
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Average
Average Games in a Set
9.71
10.13
9.92
Over 6.5
95%
100%
98%
Over 7.5
81%
96%
89%
Over 8.5
76%
83%
80%
Over 9.5
57%
61%
59%
Over 10.5
24%
26%
25%
Over 11.5
24%
26%
25%
Over 12.5
14%
22%
18%
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Average
Over 12.5
95%
96%
96%
Over 13.5
95%
96%
96%
Over 14.5
90%
96%
93%
Over 15.5
81%
96%
89%
Over 16.5
76%
96%
86%
Over 17.5
71%
87%
79%
Over 18.5
67%
74%
71%
Over 19.5
48%
61%
55%
Over 20.5
33%
52%
43%
Over 21.5
29%
52%
41%
Over 22.5
19%
43%
31%
Over 23.5
19%
43%
31%
Over 24.5
19%
43%
31%
Over 25.5
19%
43%
31%
Over 26.5
10%
35%
23%
Over 27.5
10%
30%
20%
Over 28.5
5%
26%
16%
Over 29.5
5%
17%
11%
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Average
Over 18.5
N/A
N/A
N/A
Over 19.5
N/A
N/A
N/A
Over 20.5
N/A
N/A
N/A
Over 21.5
N/A
N/A
N/A
Over 22.5
N/A
N/A
N/A
Over 23.5
N/A
N/A
N/A
Over 24.5
N/A
N/A
N/A
Over 25.5
N/A
N/A
N/A
Over 26.5
N/A
N/A
N/A
Over 27.5
N/A
N/A
N/A
Over 28.5
N/A
N/A
N/A
Over 29.5
N/A
N/A
N/A
Over 30.5
N/A
N/A
N/A
Over 31.5
N/A
N/A
N/A
Over 32.5
N/A
N/A
N/A
Over 33.5
N/A
N/A
N/A
Over 34.5
N/A
N/A
N/A
Over 35.5
N/A
N/A
N/A
Over 36.5
N/A
N/A
N/A
Over 37.5
N/A
N/A
N/A
Total Games In A Set
3 Set Matches
5 Set Matches
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Average
Average Games in a Set
9.37
10.22
9.8
Over 6.5
94%
100%
97%
Over 7.5
84%
92%
88%
Over 8.5
68%
81%
75%
Over 9.5
41%
64%
53%
Over 10.5
20%
34%
27%
Over 11.5
20%
34%
27%
Over 12.5
10%
23%
17%
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Average
Over 12.5
98%
98%
98%
Over 13.5
96%
98%
97%
Over 14.5
90%
94%
92%
Over 15.5
86%
92%
89%
Over 16.5
81%
91%
86%
Over 17.5
69%
79%
74%
Over 18.5
59%
66%
63%
Over 19.5
48%
60%
54%
Over 20.5
40%
57%
49%
Over 21.5
36%
55%
46%
Over 22.5
26%
43%
35%
Over 23.5
23%
40%
32%
Over 24.5
20%
40%
30%
Over 25.5
19%
40%
30%
Over 26.5
15%
34%
25%
Over 27.5
15%
32%
24%
Over 28.5
10%
28%
19%
Over 29.5
9%
21%
15%
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Average
Over 18.5
N/A
N/A
N/A
Over 19.5
N/A
N/A
N/A
Over 20.5
N/A
N/A
N/A
Over 21.5
N/A
N/A
N/A
Over 22.5
N/A
N/A
N/A
Over 23.5
N/A
N/A
N/A
Over 24.5
N/A
N/A
N/A
Over 25.5
N/A
N/A
N/A
Over 26.5
N/A
N/A
N/A
Over 27.5
N/A
N/A
N/A
Over 28.5
N/A
N/A
N/A
Over 29.5
N/A
N/A
N/A
Over 30.5
N/A
N/A
N/A
Over 31.5
N/A
N/A
N/A
Over 32.5
N/A
N/A
N/A
Over 33.5
N/A
N/A
N/A
Over 34.5
N/A
N/A
N/A
Over 35.5
N/A
N/A
N/A
Over 36.5
N/A
N/A
N/A
Over 37.5
N/A
N/A
N/A
Break Points Won (Clay Courts)
2026 Calendar Year
Last 12 Months
3 Set Matches
5 Set Matches
Breaks Per Set
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Breaks Per Match
N/A
17
N/A
Over 0.5
N/A
100%
N/A
Over 1.5
N/A
100%
N/A
Over 2.5
N/A
100%
N/A
Over 3.5
N/A
100%
N/A
Over 4.5
N/A
100%
N/A
Over 5.5
N/A
100%
N/A
Over 6.5
N/A
100%
N/A
Over 7.5
N/A
100%
N/A
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Breaks Per Match
N/A
N/A
N/A
Over 0.5
N/A
N/A
N/A
Over 1.5
N/A
N/A
N/A
Over 2.5
N/A
N/A
N/A
Over 3.5
N/A
N/A
N/A
Over 4.5
N/A
N/A
N/A
Over 5.5
N/A
N/A
N/A
Over 6.5
N/A
N/A
N/A
Over 7.5
N/A
N/A
N/A
Over 8.5
N/A
N/A
N/A
Over 9.5
N/A
N/A
N/A
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Average Break-Points Converted (Set 1)
N/A
6
N/A
Average Break-Points Converted (Set 2)
N/A
6
N/A
Average Break-Points Converted (Set 3)
N/A
5
N/A
will Break Serve %
N/A
50%
N/A
will not Break Serve %
N/A
50%
N/A
Over 0.5
N/A
100%
N/A
Over 1.5
N/A
100%
N/A
Over 2.5
N/A
100%
N/A
Over 3.5
N/A
100%
N/A
Over 4.5
N/A
100%
N/A
Over 5.5
N/A
100%
N/A
Over 6.5
N/A
0%
N/A
Over 7.5
N/A
0%
N/A
Breaks Per Set data uses Set 1 as a sample.
3 Set Matches
5 Set Matches
Breaks Per Set
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Breaks Per Match
N/A
3.27
2.27
Over 0.5
N/A
100%
50%
Over 1.5
N/A
82%
50%
Over 2.5
N/A
73%
50%
Over 3.5
N/A
36%
41%
Over 4.5
N/A
0%
41%
Over 5.5
N/A
0%
27%
Over 6.5
N/A
0%
22%
Over 7.5
N/A
0%
22%
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Breaks Per Match
N/A
N/A
N/A
Over 0.5
N/A
N/A
N/A
Over 1.5
N/A
N/A
N/A
Over 2.5
N/A
N/A
N/A
Over 3.5
N/A
N/A
N/A
Over 4.5
N/A
N/A
N/A
Over 5.5
N/A
N/A
N/A
Over 6.5
N/A
N/A
N/A
Over 7.5
N/A
N/A
N/A
Over 8.5
N/A
N/A
N/A
Over 9.5
N/A
N/A
N/A
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Average Break-Points Converted (Set 1)
N/A
1.77
1.55
Average Break-Points Converted (Set 2)
N/A
0.82
2.1
Average Break-Points Converted (Set 3)
N/A
1.5
2.25
will Break Serve %
N/A
85%
N/A
will not Break Serve %
N/A
50%
N/A
Over 0.5
N/A
100%
90%
Over 1.5
N/A
64%
38%
Over 2.5
N/A
0%
18%
Over 3.5
N/A
0%
5%
Breaks Per Set data uses Set 1 as a sample.
Double Faults (Clay Courts)
2026 Calendar Year
Last 12 Months
3 Set Matches
5 Set Matches
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Double Faults Per Match
N/A
1.5
N/A
Over 0.5 (1+)
N/A
100%
N/A
Over 1.5 (2+)
N/A
25%
N/A
Over 2.5 (3+)
N/A
25%
N/A
Over 3.5 (4+)
N/A
0%
N/A
Over 4.5 (5+)
N/A
0%
N/A
Over 5.5 (6+)
N/A
0%
N/A
Over 6.5 (7+)
N/A
0%
N/A
Over 7.5 (8+)
N/A
0%
N/A
Over 8.5 (9+)
N/A
0%
N/A
Over 9.5 (10+)
N/A
0%
N/A
Over 10.5 (11+)
N/A
0%
N/A
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Double Faults Per Match
N/A
N/A
N/A
Over 0.5 (1+)
N/A
N/A
N/A
Over 1.5 (2+)
N/A
N/A
N/A
Over 2.5 (3+)
N/A
N/A
N/A
Over 3.5 (4+)
N/A
N/A
N/A
Over 4.5 (5+)
N/A
N/A
N/A
Over 5.5 (6+)
N/A
N/A
N/A
Over 6.5 (7+)
N/A
N/A
N/A
Over 7.5 (8+)
N/A
N/A
N/A
Over 8.5 (9+)
N/A
N/A
N/A
Over 9.5 (10+)
N/A
N/A
N/A
Over 10.5 (11+)
N/A
N/A
N/A
Over 11.5 (12+)
0%
0%
N/A
3 Set Matches
5 Set Matches
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Double Faults Per Match
N/A
2.09
N/A
Over 0.5 (1+)
N/A
91%
N/A
Over 1.5 (2+)
N/A
55%
N/A
Over 2.5 (3+)
N/A
45%
N/A
Over 3.5 (4+)
N/A
9%
N/A
Over 4.5 (5+)
N/A
9%
N/A
Over 5.5 (6+)
N/A
0%
N/A
Over 6.5 (7+)
N/A
0%
N/A
Over 7.5 (8+)
N/A
0%
N/A
Over 8.5 (9+)
N/A
0%
N/A
Over 9.5 (10+)
N/A
0%
N/A
Over 10.5 (11+)
N/A
0%
N/A
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Double Faults Per Match
N/A
N/A
N/A
Over 0.5 (1+)
N/A
N/A
N/A
Over 1.5 (2+)
N/A
N/A
N/A
Over 2.5 (3+)
N/A
N/A
N/A
Over 3.5 (4+)
N/A
N/A
N/A
Over 4.5 (5+)
N/A
N/A
N/A
Over 5.5 (6+)
N/A
N/A
N/A
Over 6.5 (7+)
N/A
N/A
N/A
Over 7.5 (8+)
N/A
N/A
N/A
Over 8.5 (9+)
N/A
N/A
N/A
Over 9.5 (10+)
N/A
N/A
N/A
Over 10.5 (11+)
N/A
N/A
N/A
Tie Breaks (Clay Courts)
2026 Calendar Year
Last 12 Months
3 Set Matches
5 Set Matches
Data Point
Constantin Bittoun Kouzmine
(Match)
(Match)
Dan Martin
(Match)
(Match)
Average
Tie Breaks Per Match
N/A
0.83
0.31
Over 0.5
N/A
50%
25%
Over 1.5
N/A
17%
8%
Over 2.5
N/A
0%
N/A
Under 0.5
N/A
50%
25%
Under 1.5
N/A
83%
41%
Under 2.5
N/A
100%
50%
Data Point
Constantin Bittoun Kouzmine (Match)
Dan Martin (Match)
Average
Tie Breaks Per Match
N/A
N/A
N/A
Over 0.5
N/A
N/A
N/A
Over 1.5
N/A
N/A
N/A
Over 2.5
N/A
N/A
N/A
Under 0.5
N/A
N/A
N/A
Under 1.5
N/A
N/A
N/A
Under 2.5
N/A
N/A
N/A
3 Set Matches
5 Set Matches
Data Point
Constantin Bittoun Kouzmine
(Match)
(Match)
Dan Martin
(Match)
(Match)
Average
Tie Breaks Per Match
0.33
0.44
0.32
Over 0.5
11%
19%
15%
Over 1.5
0%
6%
3%
Over 2.5
0%
0%
0%
Under 0.5
89%
81%
85%
Under 1.5
100%
94%
97%
Under 2.5
100%
100%
100%
Data Point
Constantin Bittoun Kouzmine (Match)
Dan Martin (Match)
Average
Tie Breaks Per Match
N/A
N/A
N/A
Over 0.5
N/A
N/A
N/A
Over 1.5
N/A
N/A
N/A
Over 2.5
N/A
N/A
N/A
Under 0.5
N/A
N/A
N/A
Under 1.5
N/A
N/A
N/A
Under 2.5
N/A
N/A
N/A
Net Points Won (Clay Courts)
2026 Calendar Year
Last 12 Months
3 Set Matches
5 Set Matches
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Net Points Won Per Match
N/A
9.5
N/A
Over 4.5 (5+)
N/A
75%
N/A
Over 5.5 (6+)
N/A
50%
N/A
Over 6.5 (7+)
N/A
25%
N/A
Over 7.5 (8+)
N/A
0%
N/A
Over 8.5 (9+)
N/A
0%
N/A
Over 9.5 (10+)
N/A
0%
N/A
Over 10.5 (11+)
N/A
0%
N/A
Over 11.5 (12+)
N/A
0%
N/A
Over 14.5 (12+)
N/A
0%
N/A
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Net Point Won Per Match
N/A
N/A
N/A
Over 4.5 (5+)
N/A
N/A
N/A
Over 5.5 (6+)
N/A
N/A
N/A
Over 6.5 (7+)
N/A
N/A
N/A
Over 7.5 (8+)
N/A
N/A
N/A
Over 8.5 (9+)
N/A
N/A
N/A
Over 9.5 (10+)
N/A
N/A
N/A
Over 10.5 (11+)
N/A
N/A
N/A
Over 11.5 (12+)
N/A
N/A
N/A
Over 14.5 (15+)
N/A
N/A
N/A
Over 19.5 (20+)
N/A
N/A
N/A
Over 22.5 (23+)
N/A
N/A
N/A
3 Set Matches
5 Set Matches
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Net Points Won Per Match
N/A
7.14
N/A
Over 4.5 (5+)
N/A
57%
N/A
Over 5.5 (6+)
N/A
29%
N/A
Over 6.5 (7+)
N/A
14%
N/A
Over 7.5 (8+)
N/A
0%
N/A
Over 8.5 (9+)
N/A
0%
N/A
Over 9.5 (10+)
N/A
0%
N/A
Over 10.5 (11+)
N/A
0%
N/A
Over 11.5 (12+)
N/A
0%
N/A
Over 14.5 (15+)
N/A
0%
N/A
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Net Points won Per Match
N/A
N/A
N/A
Over 4.5 (5+)
N/A
N/A
N/A
Over 5.5 (6+)
N/A
N/A
N/A
Over 6.5 (7+)
N/A
N/A
N/A
Over 7.5 (8+)
N/A
N/A
N/A
Over 8.5 (9+)
N/A
N/A
N/A
Over 9.5 (10+)
N/A
N/A
N/A
Over 10.5 (11+)
N/A
N/A
N/A
Over 11.5 (12+)
N/A
N/A
N/A
Over 14.5 (15+)
N/A
N/A
N/A
Over 19.5 (20+)
N/A
N/A
N/A
Over 22.5 (23+)
N/A
N/A
N/A
Head-to-Head (Grass Courts)
Performance
Profile
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Wins
H2H
H2H
0(0%)
0(0%)
Sets Won
H2H
H2H
0(0%)
0(0%)
Win Percentage
2026 Calendar Year
2026 Calendar Year
N/A0 / 0 Matches
N/A0 / 0 Matches
Win Percentage
Last 12 Months
Last 12 Months
N/A0 / 0 Matches
0.0%0 / 1 Matches
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Main Hand
Left-handed
Right-handed
Age
27
27
Birthday
January 4, 1999
May 9, 1999
Height
1.78m
1.75m
Weight
73kg
70kg
Win Percentage (Grass Courts)
2026 Calendar Year
Last 12 Months
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Wins
N/A
N/A
Match Wins (3 Sets)
N/A
N/A
Match Wins (5 Sets)
N/A
N/A
Wins in Straight Sets
N/A
N/A
Wins From Behind
N/A
N/A
Won At Least 1 Set
N/A
N/A
Set 1 Win
N/A
N/A
Set 2 Win
N/A
N/A
Set 3 Win
N/A
N/A
Set 4 Win
N/A
N/A
Set 5 Win
N/A
N/A
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Wins
N/A
0%
Match Wins (3 Sets)
N/A
0%
Match Wins (5 Sets)
N/A
N/A
Wins in Straight Sets
N/A
0%
Wins From Behind
N/A
0%
Won At Least 1 Set
N/A
100%
Set 1 Win
N/A
0%
Set 2 Win
N/A
100%
Set 3 Win
N/A
0%
Set 4 Win
N/A
N/A
Set 5 Win
N/A
N/A
Aces (Grass Courts)
2026 Calendar Year
Last 12 Months
Milestones
Over
Under
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Aces Per Match
N/A
N/A
N/A
Most Aces in a match
N/A
N/A
N/A
1+
N/A
N/A
N/A
2+
N/A
N/A
N/A
3+
N/A
N/A
N/A
4+
N/A
N/A
N/A
5+
N/A
N/A
N/A
6+
N/A
N/A
N/A
7+
N/A
N/A
N/A
8+
N/A
N/A
N/A
9+
N/A
N/A
N/A
10+
N/A
N/A
N/A
15+
N/A
N/A
N/A
20+
N/A
N/A
N/A
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Over 0.5
N/A
N/A
N/A
Over 1.5
N/A
N/A
N/A
Over 2.5
N/A
N/A
N/A
Over 3.5
N/A
N/A
N/A
Over 4.5
N/A
N/A
N/A
Over 5.5
N/A
N/A
N/A
Over 6.5
N/A
N/A
N/A
Over 7.5
N/A
N/A
N/A
Over 8.5
N/A
N/A
N/A
Over 9.5
N/A
N/A
N/A
Over 10.5
N/A
N/A
N/A
Over 11.5
N/A
N/A
N/A
Over 12.5
N/A
N/A
N/A
Over 13.5
N/A
N/A
N/A
Over 14.5
N/A
N/A
N/A
Over 15.5
N/A
N/A
N/A
Over 16.5
N/A
N/A
N/A
Over 17.5
N/A
N/A
N/A
Over 18.5
N/A
N/A
N/A
Over 19.5
N/A
N/A
N/A
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Under 0.5
N/A
N/A
N/A
Under 1.5
N/A
N/A
N/A
Under 2.5
N/A
N/A
N/A
Under 3.5
N/A
N/A
N/A
Under 4.5
N/A
N/A
N/A
Under 5.5
N/A
N/A
N/A
Under 6.5
N/A
N/A
N/A
Under 7.5
N/A
N/A
N/A
Under 8.5
N/A
N/A
N/A
Under 9.5
N/A
N/A
N/A
Under 10.5
N/A
N/A
N/A
Under 11.5
N/A
N/A
N/A
Under 12.5
N/A
N/A
N/A
Under 13.5
N/A
N/A
N/A
Under 14.5
N/A
N/A
N/A
Milestones
Over
Under
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Aces Per Match
N/A
1
N/A
Most Aces in a match
33%
33%
N/A
1+
N/A
100%
50%
2+
N/A
0%
50%
3+
N/A
0%
50%
4+
N/A
0%
50%
5+
N/A
0%
50%
6+
N/A
0%
50%
7+
N/A
0%
50%
8+
N/A
0%
50%
9+
N/A
0%
50%
10+
N/A
0%
50%
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Over 0.5
N/A
100%
50%
Over 1.5
N/A
0%
50%
Over 2.5
N/A
0%
50%
Over 3.5
N/A
0%
50%
Over 4.5
N/A
0%
50%
Over 5.5
N/A
0%
50%
Over 6.5
N/A
0%
50%
Over 7.5
N/A
0%
50%
Over 8.5
N/A
0%
50%
Over 9.5
N/A
0%
50%
Over 10.5
N/A
0%
50%
Over 11.5
N/A
0%
N/A
Over 12.5
N/A
0%
N/A
Over 13.5
N/A
0%
N/A
Over 14.5
N/A
0%
N/A
Over 15.5
N/A
0%
N/A
Over 16.5
N/A
0%
N/A
Over 17.5
N/A
0%
N/A
Over 18.5
N/A
0%
N/A
Over 19.5
N/A
0%
N/A
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Under 0.5
N/A
0%
N/A
Under 1.5
N/A
100%
N/A
Under 2.5
N/A
100%
N/A
Under 3.5
N/A
100%
N/A
Under 4.5
N/A
100%
N/A
Under 5.5
N/A
100%
N/A
Under 6.5
N/A
100%
N/A
Under 7.5
N/A
100%
N/A
Under 8.5
N/A
100%
N/A
Under 9.5
N/A
100%
N/A
Under 10.5
N/A
100%
N/A
Under 11.5
N/A
100%
50%
Under 12.5
N/A
100%
50%
Under 13.5
N/A
100%
50%
Under 14.5
N/A
100%
50%
Match Total Games (Grass Courts)
2026 Calendar Year
Last 12 Months
Total Games In A Set
3 Set Matches
5 Set Matches
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Average
Average Games in a Set
9.71
10.13
9.92
Over 6.5
95%
100%
98%
Over 7.5
81%
96%
89%
Over 8.5
76%
83%
80%
Over 9.5
57%
61%
59%
Over 10.5
24%
26%
25%
Over 11.5
24%
26%
25%
Over 12.5
14%
22%
18%
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Average
Over 12.5
95%
96%
96%
Over 13.5
95%
96%
96%
Over 14.5
90%
96%
93%
Over 15.5
81%
96%
89%
Over 16.5
76%
96%
86%
Over 17.5
71%
87%
79%
Over 18.5
67%
74%
71%
Over 19.5
48%
61%
55%
Over 20.5
33%
52%
43%
Over 21.5
29%
52%
41%
Over 22.5
19%
43%
31%
Over 23.5
19%
43%
31%
Over 24.5
19%
43%
31%
Over 25.5
19%
43%
31%
Over 26.5
10%
35%
23%
Over 27.5
10%
30%
20%
Over 28.5
5%
26%
16%
Over 29.5
5%
17%
11%
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Average
Over 18.5
N/A
N/A
N/A
Over 19.5
N/A
N/A
N/A
Over 20.5
N/A
N/A
N/A
Over 21.5
N/A
N/A
N/A
Over 22.5
N/A
N/A
N/A
Over 23.5
N/A
N/A
N/A
Over 24.5
N/A
N/A
N/A
Over 25.5
N/A
N/A
N/A
Over 26.5
N/A
N/A
N/A
Over 27.5
N/A
N/A
N/A
Over 28.5
N/A
N/A
N/A
Over 29.5
N/A
N/A
N/A
Over 30.5
N/A
N/A
N/A
Over 31.5
N/A
N/A
N/A
Over 32.5
N/A
N/A
N/A
Over 33.5
N/A
N/A
N/A
Over 34.5
N/A
N/A
N/A
Over 35.5
N/A
N/A
N/A
Over 36.5
N/A
N/A
N/A
Over 37.5
N/A
N/A
N/A
Total Games In A Set
3 Set Matches
5 Set Matches
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Average
Average Games in a Set
9.37
10.22
9.8
Over 6.5
94%
100%
97%
Over 7.5
84%
92%
88%
Over 8.5
68%
81%
75%
Over 9.5
41%
64%
53%
Over 10.5
20%
34%
27%
Over 11.5
20%
34%
27%
Over 12.5
10%
23%
17%
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Average
Over 12.5
98%
98%
98%
Over 13.5
96%
98%
97%
Over 14.5
90%
94%
92%
Over 15.5
86%
92%
89%
Over 16.5
81%
91%
86%
Over 17.5
69%
79%
74%
Over 18.5
59%
66%
63%
Over 19.5
48%
60%
54%
Over 20.5
40%
57%
49%
Over 21.5
36%
55%
46%
Over 22.5
26%
43%
35%
Over 23.5
23%
40%
32%
Over 24.5
20%
40%
30%
Over 25.5
19%
40%
30%
Over 26.5
15%
34%
25%
Over 27.5
15%
32%
24%
Over 28.5
10%
28%
19%
Over 29.5
9%
21%
15%
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Average
Over 18.5
N/A
N/A
N/A
Over 19.5
N/A
N/A
N/A
Over 20.5
N/A
N/A
N/A
Over 21.5
N/A
N/A
N/A
Over 22.5
N/A
N/A
N/A
Over 23.5
N/A
N/A
N/A
Over 24.5
N/A
N/A
N/A
Over 25.5
N/A
N/A
N/A
Over 26.5
N/A
N/A
N/A
Over 27.5
N/A
N/A
N/A
Over 28.5
N/A
N/A
N/A
Over 29.5
N/A
N/A
N/A
Over 30.5
N/A
N/A
N/A
Over 31.5
N/A
N/A
N/A
Over 32.5
N/A
N/A
N/A
Over 33.5
N/A
N/A
N/A
Over 34.5
N/A
N/A
N/A
Over 35.5
N/A
N/A
N/A
Over 36.5
N/A
N/A
N/A
Over 37.5
N/A
N/A
N/A
Break Points Won (Grass Courts)
2026 Calendar Year
Last 12 Months
3 Set Matches
5 Set Matches
Breaks Per Set
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Breaks Per Match
N/A
N/A
N/A
Over 0.5
N/A
N/A
N/A
Over 1.5
N/A
N/A
N/A
Over 2.5
N/A
N/A
N/A
Over 3.5
N/A
N/A
N/A
Over 4.5
N/A
N/A
N/A
Over 5.5
N/A
N/A
N/A
Over 6.5
N/A
N/A
N/A
Over 7.5
N/A
N/A
N/A
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Breaks Per Match
N/A
N/A
N/A
Over 0.5
N/A
N/A
N/A
Over 1.5
N/A
N/A
N/A
Over 2.5
N/A
N/A
N/A
Over 3.5
N/A
N/A
N/A
Over 4.5
N/A
N/A
N/A
Over 5.5
N/A
N/A
N/A
Over 6.5
N/A
N/A
N/A
Over 7.5
N/A
N/A
N/A
Over 8.5
N/A
N/A
N/A
Over 9.5
N/A
N/A
N/A
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Average Break-Points Converted (Set 1)
N/A
N/A
N/A
Average Break-Points Converted (Set 2)
N/A
N/A
N/A
Average Break-Points Converted (Set 3)
N/A
N/A
N/A
will Break Serve %
N/A
N/A
N/A
will not Break Serve %
N/A
N/A
N/A
Over 0.5
N/A
N/A
N/A
Over 1.5
N/A
N/A
N/A
Over 2.5
N/A
N/A
N/A
Over 3.5
N/A
N/A
N/A
Over 4.5
N/A
N/A
N/A
Over 5.5
N/A
N/A
N/A
Over 6.5
N/A
N/A
N/A
Over 7.5
N/A
N/A
N/A
Breaks Per Set data uses Set 1 as a sample.
3 Set Matches
5 Set Matches
Breaks Per Set
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Breaks Per Match
N/A
3
2
Over 0.5
N/A
100%
50%
Over 1.5
N/A
100%
50%
Over 2.5
N/A
0%
50%
Over 3.5
N/A
0%
50%
Over 4.5
N/A
0%
50%
Over 5.5
N/A
0%
50%
Over 6.5
N/A
0%
N/A
Over 7.5
N/A
0%
N/A
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Breaks Per Match
N/A
N/A
N/A
Over 0.5
N/A
N/A
N/A
Over 1.5
N/A
N/A
N/A
Over 2.5
N/A
N/A
N/A
Over 3.5
N/A
N/A
N/A
Over 4.5
N/A
N/A
N/A
Over 5.5
N/A
N/A
N/A
Over 6.5
N/A
N/A
N/A
Over 7.5
N/A
N/A
N/A
Over 8.5
N/A
N/A
N/A
Over 9.5
N/A
N/A
N/A
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Average Break-Points Converted (Set 1)
N/A
0.5
1.55
Average Break-Points Converted (Set 2)
N/A
1.5
2.1
Average Break-Points Converted (Set 3)
N/A
1
2.25
will Break Serve %
N/A
0%
N/A
will not Break Serve %
N/A
50%
N/A
Over 0.5
N/A
0%
90%
Over 1.5
N/A
0%
38%
Over 2.5
N/A
0%
18%
Over 3.5
N/A
0%
5%
Breaks Per Set data uses Set 1 as a sample.
Double Faults (Grass Courts)
2026 Calendar Year
Last 12 Months
3 Set Matches
5 Set Matches
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Double Faults Per Match
N/A
N/A
N/A
Over 0.5 (1+)
N/A
N/A
N/A
Over 1.5 (2+)
N/A
N/A
N/A
Over 2.5 (3+)
N/A
N/A
N/A
Over 3.5 (4+)
N/A
N/A
N/A
Over 4.5 (5+)
N/A
N/A
N/A
Over 5.5 (6+)
N/A
N/A
N/A
Over 6.5 (7+)
N/A
N/A
N/A
Over 7.5 (8+)
N/A
N/A
N/A
Over 8.5 (9+)
N/A
N/A
N/A
Over 9.5 (10+)
N/A
N/A
N/A
Over 10.5 (11+)
N/A
N/A
N/A
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Double Faults Per Match
N/A
N/A
N/A
Over 0.5 (1+)
N/A
N/A
N/A
Over 1.5 (2+)
N/A
N/A
N/A
Over 2.5 (3+)
N/A
N/A
N/A
Over 3.5 (4+)
N/A
N/A
N/A
Over 4.5 (5+)
N/A
N/A
N/A
Over 5.5 (6+)
N/A
N/A
N/A
Over 6.5 (7+)
N/A
N/A
N/A
Over 7.5 (8+)
N/A
N/A
N/A
Over 8.5 (9+)
N/A
N/A
N/A
Over 9.5 (10+)
N/A
N/A
N/A
Over 10.5 (11+)
N/A
N/A
N/A
Over 11.5 (12+)
0%
0%
N/A
3 Set Matches
5 Set Matches
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Double Faults Per Match
N/A
2
N/A
Over 0.5 (1+)
N/A
100%
N/A
Over 1.5 (2+)
N/A
100%
N/A
Over 2.5 (3+)
N/A
0%
N/A
Over 3.5 (4+)
N/A
0%
N/A
Over 4.5 (5+)
N/A
0%
N/A
Over 5.5 (6+)
N/A
0%
N/A
Over 6.5 (7+)
N/A
0%
N/A
Over 7.5 (8+)
N/A
0%
N/A
Over 8.5 (9+)
N/A
0%
N/A
Over 9.5 (10+)
N/A
0%
N/A
Over 10.5 (11+)
N/A
0%
N/A
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Double Faults Per Match
N/A
N/A
N/A
Over 0.5 (1+)
N/A
N/A
N/A
Over 1.5 (2+)
N/A
N/A
N/A
Over 2.5 (3+)
N/A
N/A
N/A
Over 3.5 (4+)
N/A
N/A
N/A
Over 4.5 (5+)
N/A
N/A
N/A
Over 5.5 (6+)
N/A
N/A
N/A
Over 6.5 (7+)
N/A
N/A
N/A
Over 7.5 (8+)
N/A
N/A
N/A
Over 8.5 (9+)
N/A
N/A
N/A
Over 9.5 (10+)
N/A
N/A
N/A
Over 10.5 (11+)
N/A
N/A
N/A
Tie Breaks (Grass Courts)
2026 Calendar Year
Last 12 Months
3 Set Matches
5 Set Matches
Data Point
Constantin Bittoun Kouzmine
(Match)
(Match)
Dan Martin
(Match)
(Match)
Average
Tie Breaks Per Match
N/A
N/A
0.31
Over 0.5
N/A
N/A
N/A
Over 1.5
N/A
N/A
N/A
Over 2.5
N/A
N/A
N/A
Under 0.5
N/A
N/A
N/A
Under 1.5
N/A
N/A
N/A
Under 2.5
N/A
N/A
N/A
Data Point
Constantin Bittoun Kouzmine (Match)
Dan Martin (Match)
Average
Tie Breaks Per Match
N/A
N/A
N/A
Over 0.5
N/A
N/A
N/A
Over 1.5
N/A
N/A
N/A
Over 2.5
N/A
N/A
N/A
Under 0.5
N/A
N/A
N/A
Under 1.5
N/A
N/A
N/A
Under 2.5
N/A
N/A
N/A
3 Set Matches
5 Set Matches
Data Point
Constantin Bittoun Kouzmine
(Match)
(Match)
Dan Martin
(Match)
(Match)
Average
Tie Breaks Per Match
N/A
0
0.32
Over 0.5
N/A
0%
N/A
Over 1.5
N/A
0%
N/A
Over 2.5
N/A
0%
N/A
Under 0.5
N/A
100%
50%
Under 1.5
N/A
100%
50%
Under 2.5
N/A
100%
50%
Data Point
Constantin Bittoun Kouzmine (Match)
Dan Martin (Match)
Average
Tie Breaks Per Match
N/A
N/A
N/A
Over 0.5
N/A
N/A
N/A
Over 1.5
N/A
N/A
N/A
Over 2.5
N/A
N/A
N/A
Under 0.5
N/A
N/A
N/A
Under 1.5
N/A
N/A
N/A
Under 2.5
N/A
N/A
N/A
Net Points Won (Grass Courts)
2026 Calendar Year
Last 12 Months
3 Set Matches
5 Set Matches
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Net Points Won Per Match
N/A
N/A
N/A
Over 4.5 (5+)
N/A
N/A
N/A
Over 5.5 (6+)
N/A
N/A
N/A
Over 6.5 (7+)
N/A
N/A
N/A
Over 7.5 (8+)
N/A
N/A
N/A
Over 8.5 (9+)
N/A
N/A
N/A
Over 9.5 (10+)
N/A
N/A
N/A
Over 10.5 (11+)
N/A
N/A
N/A
Over 11.5 (12+)
N/A
N/A
N/A
Over 14.5 (12+)
N/A
N/A
N/A
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Net Point Won Per Match
N/A
N/A
N/A
Over 4.5 (5+)
N/A
N/A
N/A
Over 5.5 (6+)
N/A
N/A
N/A
Over 6.5 (7+)
N/A
N/A
N/A
Over 7.5 (8+)
N/A
N/A
N/A
Over 8.5 (9+)
N/A
N/A
N/A
Over 9.5 (10+)
N/A
N/A
N/A
Over 10.5 (11+)
N/A
N/A
N/A
Over 11.5 (12+)
N/A
N/A
N/A
Over 14.5 (15+)
N/A
N/A
N/A
Over 19.5 (20+)
N/A
N/A
N/A
Over 22.5 (23+)
N/A
N/A
N/A
3 Set Matches
5 Set Matches
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Net Points Won Per Match
N/A
14
N/A
Over 4.5 (5+)
N/A
100%
N/A
Over 5.5 (6+)
N/A
100%
N/A
Over 6.5 (7+)
N/A
100%
N/A
Over 7.5 (8+)
N/A
100%
N/A
Over 8.5 (9+)
N/A
100%
N/A
Over 9.5 (10+)
N/A
100%
N/A
Over 10.5 (11+)
N/A
0%
N/A
Over 11.5 (12+)
N/A
0%
N/A
Over 14.5 (15+)
N/A
0%
N/A
Data Point
Constantin Bittoun Kouzmine
Dan Martin
Match Total
Net Points won Per Match
N/A
N/A
N/A
Over 4.5 (5+)
N/A
N/A
N/A
Over 5.5 (6+)
N/A
N/A
N/A
Over 6.5 (7+)
N/A
N/A
N/A
Over 7.5 (8+)
N/A
N/A
N/A
Over 8.5 (9+)
N/A
N/A
N/A
Over 9.5 (10+)
N/A
N/A
N/A
Over 10.5 (11+)
N/A
N/A
N/A
Over 11.5 (12+)
N/A
N/A
N/A
Over 14.5 (15+)
N/A
N/A
N/A
Over 19.5 (20+)
N/A
N/A
N/A
Over 22.5 (23+)
N/A
N/A
N/A
Latest Results For Constantin Bittoun Kouzmine
Date
Tournament
Player
Opponent
Total Sets
Constantin Bittoun Kouzmine
11 - 11
Opponent
Total Wins
Constantin Bittoun Kouzmine
6 - 4
Opponent
Win Percentage
Constantin Bittoun Kouzmine
60% - 40%
Opponent
Latest Results For Dan Martin
Date
Tournament
Player
Opponent
Total Sets
Dan Martin
11 - 12
Opponent
Total Wins
Dan Martin
4 - 6
Opponent
Win Percentage
Dan Martin
40% - 60%
Opponent
Ranking
Elo
Ranking
Elo
Ranking
Elo