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Jan Kumstat Stats

Jan Kumstat - Czech Republic

Jan Kumstat
50 Average Form
L
W
W
L
L
L
W

ATP Rank

666

Points

51

Singles - Career

Age

W-L

Career Winnings

Height

Weight

Hand

19

47 - 39

$3,797

1.96m

83kg

Right-handed

Jan Kumstat's record in 2026 is 4 wins to 4 losses which is average. His career win record is 47 wins to 39 losses.

Stats
Matches & Results
Ranking History
Download Data
Surface : All
 
2026 Stats
All Surfaces
Hard
Clay
Grass

General Overview Stats (All Surfaces)

Data Point
Total
Details
Percentile
Prize Money
Career Total
$3,797USD Earned
$44Earned Per Match
10
Current Ranking
ATP - Men
666Since Jul 2024
51Elo Points
68
Titles
Career Total
0Titles
0Grand Slams
4 Titles(Incl' Challengers)
Win Percentage
2026 Year
50.0%4 / 8 Matches
AverageAverage Form
58
Win Percentage
Trailing 12 Months
53.7%29 / 54 Matches
AverageAverage Form
69
Win Percentage
Career Total
54.7%47 / 86 Matches
AverageAverage Form
82
On the Court This Year
Serve Speed
2026
187km/h
Unplayable* Slams Only
100
Aces
2026
N/AAces Per Match
-0 / 0 matches
N/A
First Serve
2026
N/AFirst Serve
-Success Rate
N/A
Double Faults
2026
N/APer Match
-0 / 0 matches
N/A
Break Points Won
2026
N/ABP Converted
-N/A Breaks
N/A
Wins By Surface Type (Career Total)
All Surfaces
54.7% (47 / 86)
Hard
52.6% (20 / 38)
Clay
56.8% (25 / 44)
Grass
50% (2 / 4)

Jan Kumstat is ranked 666 in the ATP rankings with an ELO score of 51. In 2026, Jan Kumstat is in Average form, achieving 50.0% wins.

Data Point
Stat
Age
19
Forehand
Right-handed
Birthday
January 2, 2007
Height
1.96m
Weight
83kg

Win Percentage (Match / Set)

Data Point
2026
Last 12 Months
Percentile
Match Wins
50%
54%
63
Match Wins (3 Sets)
50%
55%
63
Match Wins (5 Sets)
N/A
N/A
N/A
Wins in Straight Sets
38%
41%
75
Wins From Behind
20%
14%
78
Won At Least 1 Set
63%
69%
55
Set 1 Win
50%
50%
58
Set 2 Win
50%
60%
61
Set 3 Win
50%
47%
48
Set 4 Win
N/A
N/A
0
Set 5 Win
N/A
N/A
0
Data Point
Percentage
Number
Percentile
Match Wins
55%
47 / 86
83
Match Wins (3 Sets)
56%
45 / 81
84
Match Wins (5 Sets)
N/A
0 / 0
0
Wins in Straight Sets
41%
35 / 86
89
Wins From Behind
15%
7 times
68
Won At Least 1 Set
66%
57 / 86
65
Set 1 Win
51%
44 / 86
69
Set 2 Win
56%
47 / 84
85
Set 3 Win
55%
12 / 22
77
Set 4 Win
N/A
0 / 0
0
Set 5 Win
N/A
0 / 0
0

Aces Stats (3 Set Matches Only)

Data Point
2026
Last 12 Months
Percentile
Aces Per Match
N/A
5.27
0
Most Aces in a match
N/A
55%
0
Over 0.5 Aces
N/A
100%
0
Over 1.5 Aces
N/A
100%
0
Over 2.5 Aces
N/A
91%
0
Over 3.5 Aces
N/A
64%
0
Over 4.5 Aces
N/A
55%
0
Over 5.5 Aces
N/A
45%
0
Over 6.5 Aces
N/A
18%
0
Over 7.5 Aces
N/A
18%
0
Over 8.5 Aces
N/A
18%
0
Over 9.5 Aces
N/A
9%
0
Over 14.5 Aces
N/A
0%
0

Overall, Jan Kumstat is better than 0% of the players in terms of Aces Per Match during their latest matches.

Data Point
Percentage
Number
Percentile
Aces Per Match
6.29
132 / 21
92
Over 0.5 Aces
100%
21 / 21
78
Over 1.5 Aces
95%
20 / 21
86
Over 2.5 Aces
81%
17 / 21
84
Over 3.5 Aces
62%
13 / 21
78
Over 4.5 Aces
48%
10 / 21
73
Over 5.5 Aces
38%
8 / 21
73
Over 6.5 Aces
24%
5 / 21
64
Over 7.5 Aces
24%
5 / 21
72
Over 8.5 Aces
24%
5 / 21
79
Over 9.5 Aces
19%
4 / 21
77
Over 14.5 Aces
10%
2 / 21
80

Match Total Games Stats

Data Point
2026
Last 12 Months
Percentile
Average Total Games (3 Set Matches)
17.00
21.16
6
Average Total Games (5 Set Matches)
N/A
N/A
0
Over 12.5
100%
96%
38
Over 13.5
100%
94%
52
Over 14.5
100%
94%
68
Over 15.5
75%
92%
14
Over 16.5
75%
80%
30
Over 17.5
25%
76%
0
Over 18.5
25%
61%
1
Over 19.5
0%
53%
0
Over 20.5
0%
45%
0
Over 21.5
0%
41%
0
Over 22.5
0%
35%
0
Over 23.5
0%
29%
0
Over 24.5
0%
29%
0
Over 25.5
0%
22%
0
Over 26.5
0%
16%
0
Over 27.5
0%
14%
0
Over 28.5
0%
14%
0
Over 29.5
0%
12%
0
Over 30.5
0%
10%
0
Data Point
Percentage
Percentile
Average Total Games (3 Set Matches)
21.31
57
Over 12.5
98%
46
Over 13.5
96%
49
Over 14.5
96%
80
Over 15.5
89%
69
Over 16.5
79%
57
Over 17.5
73%
70
Over 18.5
59%
49
Over 19.5
51%
48
Over 20.5
44%
47
Over 21.5
40%
49
Over 22.5
33%
42
Over 23.5
27%
32
Over 24.5
27%
41
Over 25.5
23%
38
Over 26.5
19%
34
Over 27.5
16%
33
Over 28.5
15%
49
Over 29.5
14%
65
Over 30.5
11%
66

Break of Serve (Break Points Won) - Over/Under

Data Point
2026
Last 12
Percentile
Breaks Per Match
N/A
3.50
0
Over 0.5
N/A
100%
0
Over 1.5
N/A
82%
0
Over 2.5
N/A
73%
0
Over 3.5
N/A
55%
0
Over 4.5
N/A
27%
0
Over 5.5
N/A
0%
0
Over 6.5
N/A
0%
0

Data Point
2026
Last 12
Percentile
Breaks Per Match
N/A
N/A
0
Over 0.5
N/A
N/A
0
Over 1.5
N/A
N/A
0
Over 2.5
N/A
N/A
0
Over 3.5
N/A
N/A
0
Over 4.5
N/A
N/A
0
Over 5.5
N/A
N/A
0
Over 6.5
N/A
N/A
0
Over 7.5
N/A
N/A
0
Over 8.5
N/A
N/A
0
Data Point
2026
Last 12
Percentile
Average Break-Points Converted (Set 1)
N/A
1.64
0
Average Break-Points Converted (Set 2)
N/A
1.41
0
Average Break-Points Converted (Set 3)
N/A
1.25
0
will Break Serve %
N/A
33%
0
will not Break Serve %
N/A
55%
0
Over 0.5
N/A
82%
0
Over 1.5
N/A
55%
0
Over 2.5
N/A
18%
0

Breaks Per Set data uses Set 1 as a sample.

Data Point
2026
Number
Percentile
Breaks Per Match
2.95
N/A
51
Over 0.5
90%
19 / 21
60
Over 1.5
62%
13 / 21
35
Over 2.5
48%
10 / 21
37
Over 3.5
33%
7 / 21
37
Over 4.5
19%
4 / 21
38
Over 5.5
0%
0 / 21
0
Over 6.5
0%
0 / 21
0
Data Point
2026
Number
Percentile
Breaks Per Match
N/A
N/A
0
Over 0.5
N/A
0 / 0
0
Over 1.5
N/A
0 / 0
0
Over 2.5
N/A
0 / 0
0
Over 3.5
N/A
0 / 0
0
Over 4.5
N/A
0 / 0
0
Over 5.5
N/A
0 / 0
0
Over 6.5
N/A
0 / 0
0
Over 7.5
N/A
0 / 0
0
Over 8.5
N/A
0 / 0
0
Data Point
2026
Number
Percentile
Average Break-Points Converted (Set 1)
1.38
N/A
64
Average Break-Points Converted (Set 2)
1.19
N/A
35
Average Break-Points Converted (Set 3)
1.33
N/A
47
will Break Serve %
31%
N/A
33
will not Break Serve %
49%
N/A
67
Over 0.5
71%
15 / 21
64
Over 1.5
38%
8 / 21
54
Over 2.5
10%
2 / 21
31

Breaks Per Set data uses Set 1 as a sample.

Double Faults - Over/Under

Data Point
2026
Last 12
Percentile
Double Faults Per Match
N/A
3.18
100
Over 0.5 (1+)
N/A
91%
100
Over 1.5 (2+)
N/A
82%
100
Over 2.5 (3+)
N/A
64%
100
Over 3.5 (4+)
N/A
36%
100
Over 4.5 (5+)
N/A
27%
100
Over 5.5 (6+)
N/A
18%
100
Over 6.5 (7+)
N/A
0%
100
Over 7.5 (8+)
N/A
0%
100

Data Point
2026
Last 12
Percentile
Double Faults Per Match
N/A
N/A
100
Over 0.5 (1+)
N/A
N/A
100
Over 1.5 (2+)
N/A
N/A
100
Over 2.5 (3+)
N/A
N/A
100
Over 3.5 (4+)
N/A
N/A
100
Over 4.5 (5+)
N/A
N/A
100
Over 5.5 (6+)
N/A
N/A
100
Over 6.5 (7+)
N/A
N/A
100
Over 7.5 (8+)
N/A
N/A
100
Over 8.5 (9+)
N/A
N/A
100
Over 9.5 (10+)
N/A
N/A
100
Over 10.5 (11+)
N/A
N/A
100

Data Point
2026
Number
Percentile
Double Faults Per Match
3.43
72 / 21
37
Over 0.5 (1+)
95%
20 / 21
41
Over 1.5 (2+)
90%
19 / 21
28
Over 2.5 (3+)
67%
14 / 21
34
Over 3.5 (4+)
33%
7 / 21
63
Over 4.5 (5+)
29%
6 / 21
46
Over 5.5 (6+)
14%
3 / 21
58
Over 6.5 (7+)
5%
1 / 21
77
Over 7.5 (8+)
5%
1 / 21
62
Data Point
2026
Number
Percentile
Double Faults Per Match
N/A
0 / 0
100
Over 0.5 (1+)
N/A
N/A
100
Over 1.5 (2+)
N/A
N/A
100
Over 2.5 (3+)
N/A
N/A
100
Over 3.5 (4+)
N/A
N/A
100
Over 4.5 (5+)
N/A
N/A
100
Over 5.5 (6+)
N/A
N/A
100
Over 6.5 (7+)
N/A
N/A
100
Over 7.5 (8+)
N/A
N/A
100
Over 8.5 (9+)
N/A
N/A
100
Over 9.5 (10+)
N/A
N/A
100
Over 10.5 (11+)
N/A
N/A
100

Tie Breaks - Over/Under

Data Point
2026
Last 12
Percentile
Tie Breaks Per Match
0.00
0.31
0
Over 0.5
0%
18%
0
Over 1.5
0%
0%
0
Over 2.5
0%
0%
0
Under 0.5
100%
82%
69
Under 1.5
100%
100%
19
Under 2.5
100%
100%
0
Data Point
2026
Last 12
Percentile
Tie Breaks Per Match
N/A
N/A
0
Over 0.5
N/A
N/A
0
Over 1.5
N/A
N/A
0
Over 2.5
N/A
N/A
0
Under 0.5
N/A
N/A
0
Under 1.5
N/A
N/A
0
Under 2.5
N/A
N/A
0
Data Point
2026
Number
Percentile
Tie Breaks Per Match
0.37
N/A
92
Over 0.5
20%
N/A
95
Over 1.5
1%
N/A
48
Over 2.5
0%
N/A
N/A
Under 0.5
80%
N/A
3
Under 1.5
99%
N/A
16
Under 2.5
100%
N/A
0
Data Point
2026
Number
Percentile
Tie Breaks Per Match
N/A
N/A
0
Over 0.5
N/A
N/A
0
Over 1.5
N/A
N/A
0
Over 2.5
N/A
N/A
0
Under 0.5
N/A
N/A
0
Under 1.5
N/A
N/A
0
Under 2.5
N/A
N/A
0

Net Points Won per Match

Data Point
2026
Last 12 Months
Percentile
Nets Points Won
N/A
75%
0
Nets Points Won / Match (3 Sets)
N/A
6.71
0
More Nets Points Won Than Opponent
N/A
57%
0
Same Nets Points Won As Opponent
N/A
0%
0
Less Nets Points Won Than Opponent
N/A
43%
0
Over 4.5
N/A
86%
0
Over 5.5
N/A
71%
0
Over 6.5
N/A
71%
0
Over 7.5
N/A
43%
0
Over 8.5
N/A
43%
0
Over 9.5
N/A
29%
0
Over 10.5
N/A
14%
0
Over 11.5
N/A
14%
0
Over 12.5
N/A
14%
0
Over 13.5
N/A
14%
0
Over 14.5
N/A
0%
0
Data Point
Percentage
Percentile
Nets Points Won Percent
70%
81
Nets Points Won Avg per match (3 Sets)
9.45
36
More Nets Points Won than opponent
55%
67
Same Nets Points Won as opponent
0%
0
Less Nets Points Won than opponent
45%
43
Over 4.5
91%
52
Over 5.5
82%
49
Over 6.5
82%
62
Over 7.5
64%
48
Over 8.5
55%
50
Over 9.5
45%
44
Over 10.5
27%
34
Over 11.5
27%
41
Over 12.5
27%
50
Over 13.5
27%
58
Over 14.5
18%
51
Over 15.5
9%
47
Over 16.5
9%
52
Over 17.5
9%
55
Over 18.5
9%
63
Over 19.5
9%
67
Over 20.5
9%
72
Over 21.5
9%
76
Over 22.5
0%
0
Over 23.5
0%
0
Over 24.5
0%
0
Over 25.5
0%
0

Win Percentage (Hard Courts)

Data Point
2026
Last 12 Months
Percentile
Match Wins
50%
44%
63
Match Wins (3 Sets)
50%
44%
63
Match Wins (5 Sets)
N/A
N/A
N/A
Wins in Straight Sets
50%
33%
93
Wins From Behind
20%
9%
78
Won At Least 1 Set
63%
56%
55
Set 1 Win
50%
39%
58
Set 2 Win
50%
47%
61
Set 3 Win
50%
50%
48
Set 4 Win
N/A
N/A
0
Set 5 Win
N/A
N/A
0
Data Point
Percentage
Number
Percentile
Match Wins
53%
18 / 34
83
Match Wins (3 Sets)
53%
18 / 34
84
Match Wins (5 Sets)
N/A
0 / 0
0
Wins in Straight Sets
38%
13 / 34
89
Wins From Behind
16%
3 times
68
Won At Least 1 Set
62%
21 / 34
65
Set 1 Win
47%
16 / 34
69
Set 2 Win
52%
17 / 33
85
Set 3 Win
63%
5 / 8
77
Set 4 Win
N/A
0 / 0
0
Set 5 Win
N/A
0 / 0
0

Aces (Hard Courts)

Data Point
2026
Last 12 Months
Percentile
Aces Per Match
N/A
6.33
0
Most Aces in a match
N/A
67%
0
Over 0.5 Aces
N/A
100%
0
Over 1.5 Aces
N/A
100%
0
Over 2.5 Aces
N/A
100%
0
Over 3.5 Aces
N/A
67%
0
Over 4.5 Aces
N/A
67%
0
Over 5.5 Aces
N/A
67%
0
Over 6.5 Aces
N/A
33%
0
Over 7.5 Aces
N/A
33%
0
Over 8.5 Aces
N/A
33%
0
Over 9.5 Aces
N/A
17%
0
Over 14.5 Aces
N/A
0%
0
Data Point
Percentage
Number
Percentile
Aces Per Match
9
99 / 11
96
Over 0.5 Aces
100%
11 / 11
69
Over 1.5 Aces
100%
11 / 11
82
Over 2.5 Aces
100%
11 / 11
88
Over 3.5 Aces
82%
9 / 11
86
Over 4.5 Aces
64%
7 / 11
79
Over 5.5 Aces
64%
7 / 11
86
Over 6.5 Aces
45%
5 / 11
78
Over 7.5 Aces
45%
5 / 11
84
Over 8.5 Aces
45%
5 / 11
89
Over 9.5 Aces
36%
4 / 11
88
Over 14.5 Aces
18%
2 / 11
85

Match Total Games (Hard Courts)

Data Point
2026
Last 12 Months
Percentile
Average Total Games (3 Set Matches)
17.00
19.83
7
Average Total Games (5 Set Matches)
N/A
N/A
0
Over 12.5
100%
94%
38
Over 13.5
100%
89%
52
Over 14.5
100%
89%
68
Over 15.5
75%
83%
14
Over 16.5
75%
78%
30
Over 17.5
25%
67%
0
Over 18.5
25%
50%
1
Over 19.5
0%
39%
0
Over 20.5
0%
33%
0
Over 21.5
0%
28%
0
Over 22.5
0%
28%
0
Over 23.5
0%
22%
0
Over 24.5
0%
22%
0
Over 25.5
0%
17%
0
Over 26.5
0%
11%
0
Over 27.5
0%
11%
0
Over 28.5
0%
11%
0
Over 29.5
0%
6%
0
Over 30.5
0%
6%
0
Data Point
Percentage
Percentile
Average Total Games (3 Set Matches)
21.15
50
Over 12.5
97%
32
Over 13.5
94%
29
Over 14.5
94%
65
Over 15.5
88%
62
Over 16.5
79%
57
Over 17.5
68%
50
Over 18.5
59%
49
Over 19.5
47%
33
Over 20.5
44%
47
Over 21.5
35%
30
Over 22.5
32%
38
Over 23.5
26%
28
Over 24.5
26%
36
Over 25.5
24%
43
Over 26.5
18%
29
Over 27.5
15%
28
Over 28.5
15%
49
Over 29.5
12%
49
Over 30.5
12%
73

Break Points Won (Hard Courts)

Data Point
2026
Last 12
Percentile
Breaks Per Match
N/A
2.67
0
Over 0.5
N/A
100%
0
Over 1.5
N/A
67%
0
Over 2.5
N/A
50%
0
Over 3.5
N/A
33%
0
Over 4.5
N/A
17%
0
Over 5.5
N/A
0%
0
Over 6.5
N/A
0%
0
Data Point
2026
Last 12
Percentile
Breaks Per Match
N/A
N/A
0
Over 0.5
N/A
N/A
0
Over 1.5
N/A
N/A
0
Over 2.5
N/A
N/A
0
Over 3.5
N/A
N/A
0
Over 4.5
N/A
N/A
0
Over 5.5
N/A
N/A
0
Over 6.5
N/A
N/A
0
Over 7.5
N/A
N/A
0
Over 8.5
N/A
N/A
0
Data Point
2026
Last 12
Percentile
Average Break-Points Converted (Set 1)
N/A
1.42
0
Average Break-Points Converted (Set 2)
N/A
1.00
0
Average Break-Points Converted (Set 3)
N/A
0.75
0
will Break Serve %
N/A
34%
0
will not Break Serve %
N/A
53%
0
Over 0.5
N/A
67%
0
Over 1.5
N/A
50%
0
Over 2.5
N/A
17%
0

Breaks Per Set data uses Set 1 as a sample.

Data Point
2026
Number
Percentile
Breaks Per Match
2.32
N/A
30
Over 0.5
91%
10 / 11
62
Over 1.5
64%
7 / 11
41
Over 2.5
45%
5 / 11
35
Over 3.5
27%
3 / 11
30
Over 4.5
18%
2 / 11
41
Over 5.5
0%
0 / 11
0
Over 6.5
0%
0 / 11
0
Data Point
2026
Number
Percentile
Breaks Per Match
N/A
N/A
0
Over 0.5
N/A
0 / 0
0
Over 1.5
N/A
0 / 0
0
Over 2.5
N/A
0 / 0
0
Over 3.5
N/A
0 / 0
0
Over 4.5
N/A
0 / 0
0
Over 5.5
N/A
0 / 0
0
Over 6.5
N/A
0 / 0
0
Over 7.5
N/A
0 / 0
0
Over 8.5
N/A
0 / 0
0
Data Point
2026
Number
Percentile
Average Break-Points Converted (Set 1)
1.00
N/A
32
Average Break-Points Converted (Set 2)
0.91
N/A
15
Average Break-Points Converted (Set 3)
1.12
N/A
39
will Break Serve %
34%
N/A
44
will not Break Serve %
38%
N/A
42
Over 0.5
55%
6 / 11
35
Over 1.5
36%
4 / 11
54
Over 2.5
9%
1 / 11
34

Breaks Per Set data uses Set 1 as a sample.

Double Faults (Hard Courts)

Data Point
2026
Last 12
Percentile
Double Faults Per Match
N/A
2.33
100
Over 0.5 (1+)
N/A
83%
100
Over 1.5 (2+)
N/A
83%
100
Over 2.5 (3+)
N/A
50%
100
Over 3.5 (4+)
N/A
17%
100
Over 4.5 (5+)
N/A
0%
100
Over 5.5 (6+)
N/A
0%
100
Over 6.5 (7+)
N/A
0%
100
Over 7.5 (8+)
N/A
0%
100
Data Point
2026
Last 12
Percentile
Double Faults Per Match
N/A
N/A
100
Over 0.5 (1+)
N/A
N/A
100
Over 1.5 (2+)
N/A
N/A
100
Over 2.5 (3+)
N/A
N/A
100
Over 3.5 (4+)
N/A
N/A
100
Over 4.5 (5+)
N/A
N/A
100
Over 5.5 (6+)
N/A
N/A
100
Over 6.5 (7+)
N/A
N/A
100
Over 7.5 (8+)
N/A
N/A
100
Over 8.5 (9+)
N/A
N/A
100
Over 9.5 (10+)
N/A
N/A
100
Over 10.5 (11+)
N/A
N/A
100
Data Point
2026
Number
Percentile
Double Faults Per Match
3.09
34 / 11
43
Over 0.5 (1+)
91%
10 / 11
52
Over 1.5 (2+)
91%
10 / 11
28
Over 2.5 (3+)
64%
7 / 11
40
Over 3.5 (4+)
18%
2 / 11
88
Over 4.5 (5+)
9%
1 / 11
91
Over 5.5 (6+)
9%
1 / 11
76
Over 6.5 (7+)
9%
1 / 11
58
Over 7.5 (8+)
9%
1 / 11
45
Data Point
2026
Number
Percentile
Double Faults Per Match
N/A
0 / 0
100
Over 0.5 (1+)
N/A
N/A
100
Over 1.5 (2+)
N/A
N/A
100
Over 2.5 (3+)
N/A
N/A
100
Over 3.5 (4+)
N/A
N/A
100
Over 4.5 (5+)
N/A
N/A
100
Over 5.5 (6+)
N/A
N/A
100
Over 6.5 (7+)
N/A
N/A
100
Over 7.5 (8+)
N/A
N/A
100
Over 8.5 (9+)
N/A
N/A
100
Over 9.5 (10+)
N/A
N/A
100
Over 10.5 (11+)
N/A
N/A
100

Tie Breaks (Hard Courts)

Data Point
2026
Last 12
Percentile
Tie Breaks Per Match
0.00
0.22
0
Over 0.5
0%
6%
0
Over 1.5
0%
0%
0
Over 2.5
0%
0%
0
Under 0.5
100%
94%
69
Under 1.5
100%
100%
19
Under 2.5
100%
100%
0
Data Point
2026
Last 12
Percentile
Tie Breaks Per Match
N/A
N/A
0
Over 0.5
N/A
N/A
0
Over 1.5
N/A
N/A
0
Over 2.5
N/A
N/A
0
Under 0.5
N/A
N/A
0
Under 1.5
N/A
N/A
0
Under 2.5
N/A
N/A
0
Data Point
2026
Number
Percentile
Tie Breaks Per Match
0.41
N/A
95
Over 0.5
15%
N/A
83
Over 1.5
0%
N/A
0
Over 2.5
0%
N/A
N/A
Under 0.5
85%
N/A
13
Under 1.5
100%
N/A
32
Under 2.5
100%
N/A
0
Data Point
2026
Number
Percentile
Tie Breaks Per Match
N/A
N/A
0
Over 0.5
N/A
N/A
0
Over 1.5
N/A
N/A
0
Over 2.5
N/A
N/A
0
Under 0.5
N/A
N/A
0
Under 1.5
N/A
N/A
0
Under 2.5
N/A
N/A
0

Net Points Won (Hard Courts)

Data Point
2026
Last 12 Months
Percentile
Nets Points Won
N/A
80%
0
Nets Points Won / Match (3 Sets)
N/A
6.38
0
More Nets Points Won Than Opponent
N/A
75%
0
Same Nets Points Won As Opponent
N/A
0%
0
Less Nets Points Won Than Opponent
N/A
25%
0
Over 4.5
N/A
100%
0
Over 5.5
N/A
75%
0
Over 6.5
N/A
75%
0
Over 7.5
N/A
50%
0
Over 8.5
N/A
50%
0
Over 9.5
N/A
25%
0
Over 10.5
N/A
25%
0
Over 11.5
N/A
25%
0
Over 12.5
N/A
25%
0
Over 13.5
N/A
25%
0
Over 14.5
N/A
0%
0
Data Point
Percentage
Percentile
Nets Points Won Percent
71%
78
Nets Points Won Avg per match (3 Sets)
10.31
51
More Nets Points Won than opponent
63%
72
Same Nets Points Won as opponent
0%
0
Less Nets Points Won than opponent
38%
38
Over 4.5
100%
57
Over 5.5
88%
59
Over 6.5
88%
67
Over 7.5
75%
61
Over 8.5
63%
61
Over 9.5
50%
47
Over 10.5
38%
48
Over 11.5
38%
57
Over 12.5
38%
67
Over 13.5
38%
74
Over 14.5
25%
63
Over 15.5
13%
58
Over 16.5
13%
57
Over 17.5
13%
69
Over 18.5
13%
75
Over 19.5
13%
77
Over 20.5
13%
81
Over 21.5
13%
85
Over 22.5
0%
0
Over 23.5
0%
0
Over 24.5
0%
0
Over 25.5
0%
0

Win Percentage (Clay Courts)

Data Point
2026
Last 12 Months
Percentile
Match Wins
N/A
62%
0
Match Wins (3 Sets)
N/A
62%
0
Match Wins (5 Sets)
N/A
N/A
N/A
Wins in Straight Sets
N/A
48%
0
Wins From Behind
N/A
15%
0
Won At Least 1 Set
N/A
76%
0
Set 1 Win
N/A
59%
0
Set 2 Win
N/A
68%
0
Set 3 Win
N/A
50%
0
Set 4 Win
N/A
N/A
0
Set 5 Win
N/A
N/A
0
Data Point
Percentage
Number
Percentile
Match Wins
58%
25 / 43
83
Match Wins (3 Sets)
58%
25 / 43
84
Match Wins (5 Sets)
N/A
0 / 0
0
Wins in Straight Sets
47%
20 / 43
89
Wins From Behind
10%
2 times
68
Won At Least 1 Set
70%
30 / 43
65
Set 1 Win
58%
25 / 43
69
Set 2 Win
60%
25 / 42
85
Set 3 Win
50%
5 / 10
77
Set 4 Win
N/A
0 / 0
0
Set 5 Win
N/A
0 / 0
0

Aces (Clay Courts)

Data Point
2026
Last 12 Months
Percentile
Aces Per Match
N/A
4.00
0
Most Aces in a match
N/A
40%
0
Over 0.5 Aces
N/A
100%
0
Over 1.5 Aces
N/A
100%
0
Over 2.5 Aces
N/A
80%
0
Over 3.5 Aces
N/A
60%
0
Over 4.5 Aces
N/A
40%
0
Over 5.5 Aces
N/A
20%
0
Over 6.5 Aces
N/A
0%
0
Over 7.5 Aces
N/A
0%
0
Over 8.5 Aces
N/A
0%
0
Over 9.5 Aces
N/A
0%
0
Over 14.5 Aces
N/A
0%
0
Data Point
Percentage
Number
Percentile
Aces Per Match
3.3
33 / 10
75
Over 0.5 Aces
100%
10 / 10
75
Over 1.5 Aces
90%
9 / 10
84
Over 2.5 Aces
60%
6 / 10
71
Over 3.5 Aces
40%
4 / 10
63
Over 4.5 Aces
30%
3 / 10
63
Over 5.5 Aces
10%
1 / 10
33
Over 6.5 Aces
0%
0 / 10
0
Over 7.5 Aces
0%
0 / 10
0
Over 8.5 Aces
0%
0 / 10
0
Over 9.5 Aces
0%
0 / 10
0
Over 14.5 Aces
0%
0 / 10
0

Match Total Games (Clay Courts)

Data Point
2026
Last 12 Months
Percentile
Average Total Games (3 Set Matches)
N/A
21.93
0
Average Total Games (5 Set Matches)
N/A
N/A
0
Over 12.5
N/A
97%
0
Over 13.5
N/A
97%
0
Over 14.5
N/A
97%
0
Over 15.5
N/A
97%
0
Over 16.5
N/A
79%
0
Over 17.5
N/A
79%
0
Over 18.5
N/A
69%
0
Over 19.5
N/A
62%
0
Over 20.5
N/A
52%
0
Over 21.5
N/A
48%
0
Over 22.5
N/A
38%
0
Over 23.5
N/A
31%
0
Over 24.5
N/A
31%
0
Over 25.5
N/A
24%
0
Over 26.5
N/A
21%
0
Over 27.5
N/A
17%
0
Over 28.5
N/A
17%
0
Over 29.5
N/A
17%
0
Over 30.5
N/A
14%
0
Data Point
Percentage
Percentile
Average Total Games (3 Set Matches)
21.02
52
Over 12.5
98%
46
Over 13.5
98%
74
Over 14.5
98%
89
Over 15.5
88%
62
Over 16.5
77%
48
Over 17.5
74%
74
Over 18.5
58%
45
Over 19.5
51%
48
Over 20.5
42%
39
Over 21.5
40%
49
Over 22.5
30%
30
Over 23.5
26%
28
Over 24.5
26%
36
Over 25.5
21%
28
Over 26.5
19%
34
Over 27.5
16%
33
Over 28.5
14%
41
Over 29.5
14%
65
Over 30.5
9%
48

Break Points Won (Clay Courts)

Data Point
2026
Last 12
Percentile
Breaks Per Match
N/A
4.50
0
Over 0.5
N/A
100%
0
Over 1.5
N/A
100%
0
Over 2.5
N/A
100%
0
Over 3.5
N/A
80%
0
Over 4.5
N/A
40%
0
Over 5.5
N/A
0%
0
Over 6.5
N/A
0%
0
Data Point
2026
Last 12
Percentile
Breaks Per Match
N/A
N/A
0
Over 0.5
N/A
N/A
0
Over 1.5
N/A
N/A
0
Over 2.5
N/A
N/A
0
Over 3.5
N/A
N/A
0
Over 4.5
N/A
N/A
0
Over 5.5
N/A
N/A
0
Over 6.5
N/A
N/A
0
Over 7.5
N/A
N/A
0
Over 8.5
N/A
N/A
0
Data Point
2026
Last 12
Percentile
Average Break-Points Converted (Set 1)
N/A
1.90
0
Average Break-Points Converted (Set 2)
N/A
1.90
0
Average Break-Points Converted (Set 3)
N/A
1.75
0
will Break Serve %
N/A
31%
0
will not Break Serve %
N/A
58%
0
Over 0.5
N/A
100%
0
Over 1.5
N/A
60%
0
Over 2.5
N/A
20%
0

Breaks Per Set data uses Set 1 as a sample.

Data Point
2026
Number
Percentile
Breaks Per Match
3.65
N/A
66
Over 0.5
90%
9 / 10
45
Over 1.5
60%
6 / 10
24
Over 2.5
50%
5 / 10
26
Over 3.5
40%
4 / 10
38
Over 4.5
20%
2 / 10
25
Over 5.5
0%
0 / 10
0
Over 6.5
0%
0 / 10
0
Data Point
2026
Number
Percentile
Breaks Per Match
N/A
N/A
0
Over 0.5
N/A
0 / 0
0
Over 1.5
N/A
0 / 0
0
Over 2.5
N/A
0 / 0
0
Over 3.5
N/A
0 / 0
0
Over 4.5
N/A
0 / 0
0
Over 5.5
N/A
0 / 0
0
Over 6.5
N/A
0 / 0
0
Over 7.5
N/A
0 / 0
0
Over 8.5
N/A
0 / 0
0
Data Point
2026
Number
Percentile
Average Break-Points Converted (Set 1)
1.80
N/A
84
Average Break-Points Converted (Set 2)
1.50
N/A
50
Average Break-Points Converted (Set 3)
1.75
N/A
71
will Break Serve %
27%
N/A
23
will not Break Serve %
61%
N/A
83
Over 0.5
90%
9 / 10
84
Over 1.5
40%
4 / 10
44
Over 2.5
10%
1 / 10
20

Breaks Per Set data uses Set 1 as a sample.

Double Faults (Clay Courts)

Data Point
2026
Last 12
Percentile
Double Faults Per Match
N/A
4.20
100
Over 0.5 (1+)
N/A
100%
100
Over 1.5 (2+)
N/A
80%
100
Over 2.5 (3+)
N/A
80%
100
Over 3.5 (4+)
N/A
60%
100
Over 4.5 (5+)
N/A
60%
100
Over 5.5 (6+)
N/A
40%
100
Over 6.5 (7+)
N/A
0%
100
Over 7.5 (8+)
N/A
0%
100
Data Point
2026
Last 12
Percentile
Double Faults Per Match
N/A
N/A
100
Over 0.5 (1+)
N/A
N/A
100
Over 1.5 (2+)
N/A
N/A
100
Over 2.5 (3+)
N/A
N/A
100
Over 3.5 (4+)
N/A
N/A
100
Over 4.5 (5+)
N/A
N/A
100
Over 5.5 (6+)
N/A
N/A
100
Over 6.5 (7+)
N/A
N/A
100
Over 7.5 (8+)
N/A
N/A
100
Over 8.5 (9+)
N/A
N/A
100
Over 9.5 (10+)
N/A
N/A
100
Over 10.5 (11+)
N/A
N/A
100
Data Point
2026
Number
Percentile
Double Faults Per Match
3.8
38 / 10
31
Over 0.5 (1+)
100%
10 / 10
42
Over 1.5 (2+)
90%
9 / 10
33
Over 2.5 (3+)
70%
7 / 10
34
Over 3.5 (4+)
50%
5 / 10
42
Over 4.5 (5+)
50%
5 / 10
28
Over 5.5 (6+)
20%
2 / 10
49
Over 6.5 (7+)
0%
0 / 10
100
Over 7.5 (8+)
0%
0 / 10
100
Data Point
2026
Number
Percentile
Double Faults Per Match
N/A
0 / 0
100
Over 0.5 (1+)
N/A
N/A
100
Over 1.5 (2+)
N/A
N/A
100
Over 2.5 (3+)
N/A
N/A
100
Over 3.5 (4+)
N/A
N/A
100
Over 4.5 (5+)
N/A
N/A
100
Over 5.5 (6+)
N/A
N/A
100
Over 6.5 (7+)
N/A
N/A
100
Over 7.5 (8+)
N/A
N/A
100
Over 8.5 (9+)
N/A
N/A
100
Over 9.5 (10+)
N/A
N/A
100
Over 10.5 (11+)
N/A
N/A
100

Tie Breaks (Clay Courts)

Data Point
2026
Last 12
Percentile
Tie Breaks Per Match
N/A
0.31
0
Over 0.5
N/A
28%
0
Over 1.5
N/A
0%
0
Over 2.5
N/A
0%
0
Under 0.5
N/A
72%
0
Under 1.5
N/A
100%
0
Under 2.5
N/A
100%
0
Data Point
2026
Last 12
Percentile
Tie Breaks Per Match
N/A
N/A
0
Over 0.5
N/A
N/A
0
Over 1.5
N/A
N/A
0
Over 2.5
N/A
N/A
0
Under 0.5
N/A
N/A
0
Under 1.5
N/A
N/A
0
Under 2.5
N/A
N/A
0
Data Point
2026
Number
Percentile
Tie Breaks Per Match
0.26
N/A
73
Over 0.5
23%
N/A
97
Over 1.5
0%
N/A
0
Over 2.5
0%
N/A
N/A
Under 0.5
77%
N/A
1
Under 1.5
100%
N/A
32
Under 2.5
100%
N/A
0
Data Point
2026
Number
Percentile
Tie Breaks Per Match
N/A
N/A
0
Over 0.5
N/A
N/A
0
Over 1.5
N/A
N/A
0
Over 2.5
N/A
N/A
0
Under 0.5
N/A
N/A
0
Under 1.5
N/A
N/A
0
Under 2.5
N/A
N/A
0

Win Percentage (Grass Courts)

Data Point
2026
Last 12 Months
Percentile
Match Wins
N/A
50%
0
Match Wins (3 Sets)
N/A
50%
0
Match Wins (5 Sets)
N/A
N/A
N/A
Wins in Straight Sets
N/A
50%
0
Wins From Behind
N/A
0%
0
Won At Least 1 Set
N/A
50%
0
Set 1 Win
N/A
50%
0
Set 2 Win
N/A
50%
0
Set 3 Win
N/A
N/A
0
Set 4 Win
N/A
N/A
0
Set 5 Win
N/A
N/A
0
Data Point
Percentage
Number
Percentile
Match Wins
50%
2 / 4
83
Match Wins (3 Sets)
50%
2 / 4
84
Match Wins (5 Sets)
N/A
0 / 0
0
Wins in Straight Sets
25%
1 / 4
89
Wins From Behind
33%
1 times
68
Won At Least 1 Set
50%
2 / 4
65
Set 1 Win
25%
1 / 4
69
Set 2 Win
50%
2 / 4
85
Set 3 Win
100%
1 / 1
77
Set 4 Win
N/A
0 / 0
0
Set 5 Win
N/A
0 / 0
0

Aces (Grass Courts)

Data Point
2026
Last 12 Months
Percentile
Aces Per Match
N/A
N/A
0
Most Aces in a match
N/A
N/A
0
Over 0.5 Aces
N/A
N/A
0
Over 1.5 Aces
N/A
N/A
0
Over 2.5 Aces
N/A
N/A
0
Over 3.5 Aces
N/A
N/A
0
Over 4.5 Aces
N/A
N/A
0
Over 5.5 Aces
N/A
N/A
0
Over 6.5 Aces
N/A
N/A
0
Over 7.5 Aces
N/A
N/A
0
Over 8.5 Aces
N/A
N/A
0
Over 9.5 Aces
N/A
N/A
0
Over 14.5 Aces
N/A
N/A
0
Data Point
Percentage
Number
Percentile
Aces Per Match
N/A
0 / 0
0
Over 0.5 Aces
N/A
N/A
0
Over 1.5 Aces
N/A
N/A
0
Over 2.5 Aces
N/A
N/A
0
Over 3.5 Aces
N/A
N/A
0
Over 4.5 Aces
N/A
N/A
0
Over 5.5 Aces
N/A
N/A
0
Over 6.5 Aces
N/A
N/A
0
Over 7.5 Aces
N/A
N/A
0
Over 8.5 Aces
N/A
N/A
0
Over 9.5 Aces
N/A
N/A
0
Over 14.5 Aces
N/A
N/A
0

Match Total Games (Grass Courts)

Data Point
2026
Last 12 Months
Percentile
Average Total Games (3 Set Matches)
N/A
22.00
0
Average Total Games (5 Set Matches)
N/A
N/A
0
Over 12.5
N/A
100%
0
Over 13.5
N/A
100%
0
Over 14.5
N/A
100%
0
Over 15.5
N/A
100%
0
Over 16.5
N/A
100%
0
Over 17.5
N/A
100%
0
Over 18.5
N/A
50%
0
Over 19.5
N/A
50%
0
Over 20.5
N/A
50%
0
Over 21.5
N/A
50%
0
Over 22.5
N/A
50%
0
Over 23.5
N/A
50%
0
Over 24.5
N/A
50%
0
Over 25.5
N/A
50%
0
Over 26.5
N/A
0%
0
Over 27.5
N/A
0%
0
Over 28.5
N/A
0%
0
Over 29.5
N/A
0%
0
Over 30.5
N/A
0%
0
Data Point
Percentage
Percentile
Average Total Games (3 Set Matches)
25.75
88
Over 12.5
100%
69
Over 13.5
100%
82
Over 14.5
100%
91
Over 15.5
100%
95
Over 16.5
100%
97
Over 17.5
100%
98
Over 18.5
75%
93
Over 19.5
75%
98
Over 20.5
75%
99
Over 21.5
75%
99
Over 22.5
75%
99
Over 23.5
50%
97
Over 24.5
50%
98
Over 25.5
50%
98
Over 26.5
25%
69
Over 27.5
25%
84
Over 28.5
25%
93
Over 29.5
25%
96
Over 30.5
25%
98

Break Points Won (Grass Courts)

Data Point
2026
Last 12
Percentile
Breaks Per Match
N/A
N/A
0
Over 0.5
N/A
N/A
0
Over 1.5
N/A
N/A
0
Over 2.5
N/A
N/A
0
Over 3.5
N/A
N/A
0
Over 4.5
N/A
N/A
0
Over 5.5
N/A
N/A
0
Over 6.5
N/A
N/A
0
Data Point
2026
Last 12
Percentile
Breaks Per Match
N/A
N/A
0
Over 0.5
N/A
N/A
0
Over 1.5
N/A
N/A
0
Over 2.5
N/A
N/A
0
Over 3.5
N/A
N/A
0
Over 4.5
N/A
N/A
0
Over 5.5
N/A
N/A
0
Over 6.5
N/A
N/A
0
Over 7.5
N/A
N/A
0
Over 8.5
N/A
N/A
0
Data Point
2026
Last 12
Percentile
Average Break-Points Converted (Set 1)
N/A
N/A
0
Average Break-Points Converted (Set 2)
N/A
N/A
0
Average Break-Points Converted (Set 3)
N/A
N/A
0
will Break Serve %
N/A
N/A
0
will not Break Serve %
N/A
N/A
0
Over 0.5
N/A
N/A
0
Over 1.5
N/A
N/A
0
Over 2.5
N/A
N/A
0

Breaks Per Set data uses Set 1 as a sample.

Data Point
2026
Number
Percentile
Breaks Per Match
N/A
N/A
0
Over 0.5
N/A
0 / 0
0
Over 1.5
N/A
0 / 0
0
Over 2.5
N/A
0 / 0
0
Over 3.5
N/A
0 / 0
0
Over 4.5
N/A
0 / 0
0
Over 5.5
N/A
0 / 0
0
Over 6.5
N/A
0 / 0
0
Data Point
2026
Number
Percentile
Breaks Per Match
N/A
N/A
0
Over 0.5
N/A
0 / 0
0
Over 1.5
N/A
0 / 0
0
Over 2.5
N/A
0 / 0
0
Over 3.5
N/A
0 / 0
0
Over 4.5
N/A
0 / 0
0
Over 5.5
N/A
0 / 0
0
Over 6.5
N/A
0 / 0
0
Over 7.5
N/A
0 / 0
0
Over 8.5
N/A
0 / 0
0
Data Point
2026
Number
Percentile
Average Break-Points Converted (Set 1)
N/A
N/A
0
Average Break-Points Converted (Set 2)
N/A
N/A
0
Average Break-Points Converted (Set 3)
N/A
N/A
0
will Break Serve %
N/A
N/A
0
will not Break Serve %
N/A
N/A
0
Over 0.5
N/A
0 / 0
0
Over 1.5
N/A
0 / 0
0
Over 2.5
N/A
0 / 0
0

Breaks Per Set data uses Set 1 as a sample.

Double Faults (Grass Courts)

Data Point
2026
Last 12
Percentile
Double Faults Per Match
N/A
N/A
100
Over 0.5 (1+)
N/A
N/A
100
Over 1.5 (2+)
N/A
N/A
100
Over 2.5 (3+)
N/A
N/A
100
Over 3.5 (4+)
N/A
N/A
100
Over 4.5 (5+)
N/A
N/A
100
Over 5.5 (6+)
N/A
N/A
100
Over 6.5 (7+)
N/A
N/A
100
Over 7.5 (8+)
N/A
N/A
100
Data Point
2026
Last 12
Percentile
Double Faults Per Match
N/A
N/A
100
Over 0.5 (1+)
N/A
N/A
100
Over 1.5 (2+)
N/A
N/A
100
Over 2.5 (3+)
N/A
N/A
100
Over 3.5 (4+)
N/A
N/A
100
Over 4.5 (5+)
N/A
N/A
100
Over 5.5 (6+)
N/A
N/A
100
Over 6.5 (7+)
N/A
N/A
100
Over 7.5 (8+)
N/A
N/A
100
Over 8.5 (9+)
N/A
N/A
100
Over 9.5 (10+)
N/A
N/A
100
Over 10.5 (11+)
N/A
N/A
100
Data Point
2026
Number
Percentile
Double Faults Per Match
N/A
0 / 0
100
Over 0.5 (1+)
N/A
N/A
100
Over 1.5 (2+)
N/A
N/A
100
Over 2.5 (3+)
N/A
N/A
100
Over 3.5 (4+)
N/A
N/A
100
Over 4.5 (5+)
N/A
N/A
100
Over 5.5 (6+)
N/A
N/A
100
Over 6.5 (7+)
N/A
N/A
100
Over 7.5 (8+)
N/A
N/A
100
Data Point
2026
Number
Percentile
Double Faults Per Match
N/A
0 / 0
100
Over 0.5 (1+)
N/A
N/A
100
Over 1.5 (2+)
N/A
N/A
100
Over 2.5 (3+)
N/A
N/A
100
Over 3.5 (4+)
N/A
N/A
100
Over 4.5 (5+)
N/A
N/A
100
Over 5.5 (6+)
N/A
N/A
100
Over 6.5 (7+)
N/A
N/A
100
Over 7.5 (8+)
N/A
N/A
100
Over 8.5 (9+)
N/A
N/A
100
Over 9.5 (10+)
N/A
N/A
100
Over 10.5 (11+)
N/A
N/A
100

Tie Breaks (Grass Courts)

Data Point
2026
Last 12
Percentile
Tie Breaks Per Match
N/A
1.00
0
Over 0.5
N/A
0%
0
Over 1.5
N/A
0%
0
Over 2.5
N/A
0%
0
Under 0.5
N/A
100%
0
Under 1.5
N/A
100%
0
Under 2.5
N/A
100%
0
Data Point
2026
Last 12
Percentile
Tie Breaks Per Match
N/A
N/A
0
Over 0.5
N/A
N/A
0
Over 1.5
N/A
N/A
0
Over 2.5
N/A
N/A
0
Under 0.5
N/A
N/A
0
Under 1.5
N/A
N/A
0
Under 2.5
N/A
N/A
0
Data Point
2026
Number
Percentile
Tie Breaks Per Match
1.25
N/A
100
Over 0.5
25%
N/A
98
Over 1.5
25%
N/A
99
Over 2.5
0%
N/A
N/A
Under 0.5
75%
N/A
1
Under 1.5
75%
N/A
0
Under 2.5
100%
N/A
0
Data Point
2026
Number
Percentile
Tie Breaks Per Match
N/A
N/A
0
Over 0.5
N/A
N/A
0
Over 1.5
N/A
N/A
0
Over 2.5
N/A
N/A
0
Under 0.5
N/A
N/A
0
Under 1.5
N/A
N/A
0
Under 2.5
N/A
N/A
0

Latest Results For Jan Kumstat

Date
Tournament
 
Player
 
Opponent

Feb 27
2026

M25 Pszczyna ITF Men
Hard

L

Jan Kumstat

1

 - 

2

Harry Wendelken

Feb 26
2026

M25 Pszczyna ITF Men
Hard

W

Jan Kumstat

2

 - 

0

Brian Bozemoj

Feb 24
2026

M25 Pszczyna ITF Men
Hard

W

Jan Kumstat

2

 - 

1

Szymon Karpinski

Feb 17
2026

M25 Trento ITF Men
Hard

L

Jan Kumstat

0

 - 

2

Henry Bernet

Jan 27
2026

M15 Monastir 3 ITF Men
Hard

L

Jan Kumstat

Retired

Nicolas Tepmahc

Jan 23
2026

M15 Monastir 2 ITF Men
Hard

L

Jan Kumstat

0

 - 

2

Dimitris Sakellaridis

Jan 23
2026

M15 Monastir 2 ITF Men
Hard

W

Jan Kumstat

2

 - 

0

Sergi Perez Contri

Jan 22
2026

M15 Monastir 2 ITF Men
Hard

W

Jan Kumstat

2

 - 

0

Maxim Shin

Nov 27
2025

Athens 2 Chall. Men
Hard

L

Jan Kumstat

0

 - 

2

Michael Geerts

Nov 25
2025

Athens 2 Chall. Men
Hard

W

Jan Kumstat

2

 - 

1

Maks Kasnikowski

Nov 24
2025

Athens 2 Chall. Men
Hard

W

Jan Kumstat

2

 - 

0

Andrin Casanova

Nov 11
2025

Lyon 2 Chall. Men
Hard

L

Jan Kumstat

0

 - 

2

Yannick Hanfmann

Nov 5
2025

M25 Monastir 9 ITF Men
Hard

L

Jan Kumstat

1

 - 

2

Tiago Pereira

Oct 30
2025

Monastir Chall. Men
Hard

L

Jan Kumstat

0

 - 

2

Arthur Gea

Oct 28
2025

Monastir Chall. Men
Hard

W

Jan Kumstat

2

 - 

1

Aziz Ouakaa

Oct 1
2025

M15 Monastir 37 ITF Men
Hard

L

Jan Kumstat

0

 - 

2

Markus Molder

Sep 27
2025

M25 Pardubice ITF Men
Clay

L

Jan Kumstat

0

 - 

2

Martin Krumich

Sep 27
2025

M25 Pardubice ITF Men
Clay

W

Jan Kumstat

2

 - 

0

Marvin Moeller

Sep 26
2025

M25 Pardubice ITF Men
Clay

W

Jan Kumstat

2

 - 

0

Eric Vanshelboim

Sep 24
2025

M25 Pardubice ITF Men
Clay

W

Jan Kumstat

2

 - 

0

Martin Doskocil

Sep 3
2025

US Open Boys
Hard

L

Jan Kumstat

1

 - 

2

Alexander Vasilev

Sep 2
2025

US Open Boys
Hard

W

Jan Kumstat

2

 - 

0

Gavin Goode

Sep 1
2025

US Open Boys
Hard

W

Jan Kumstat

2

 - 

0

Nicolas Arseneault

Aug 10
2025

M15 Slovenska Bistrica ITF Men
Clay

L

Jan Kumstat

Retired

Juan Cruz Martin Manzano

Aug 9
2025

M15 Slovenska Bistrica ITF Men
Clay

W

Jan Kumstat

2

 - 

0

Andrea Fiorentini

Aug 8
2025

M15 Slovenska Bistrica ITF Men
Clay

W

Jan Kumstat

2

 - 

0

Radovan Michalik

Aug 7
2025

M15 Slovenska Bistrica ITF Men
Clay

W

Jan Kumstat

2

 - 

0

Vladan Tadic

Aug 6
2025

M15 Slovenska Bistrica ITF Men
Clay

W

Jan Kumstat

2

 - 

0

Patrik Homola

Jul 27
2025

M15 Segrate ITF Men
Clay

L

Jan Kumstat

1

 - 

2

Alexander Weis

Jul 27
2025

M15 Segrate ITF Men
Clay

W

Jan Kumstat

Retired

Manuel Mazza

Jul 25
2025

M15 Segrate ITF Men
Clay

W

Jan Kumstat

2

 - 

0

Lilian Marmousez

Jul 24
2025

M15 Segrate ITF Men
Clay

W

Jan Kumstat

2

 - 

0

Gianmarco Ferrari

Jul 23
2025

M15 Segrate ITF Men
Clay

W

Jan Kumstat

2

 - 

1

Fausto Tabacco

Jul 8
2025

Wimbledon Boys
Grass

L

Jan Kumstat

0

 - 

2

Jack Kennedy

Jul 5
2025

Wimbledon Boys
Grass

W

Jan Kumstat

2

 - 

0

Kriish Tyagi

Jun 12
2025

M25 Ceska Lipa ITF Men
Clay

L

Jan Kumstat

1

 - 

2

Martin Krumich

Jun 10
2025

M25 Ceska Lipa ITF Men
Clay

W

Jan Kumstat

2

 - 

0

Vladyslav Orlov

Jun 2
2025

French Open Boys
Clay

L

Jan Kumstat

1

 - 

2

Max Schoenhaus

May 16
2025

M15 Szentendre ITF Men
Clay

L

Jan Kumstat

1

 - 

2

Dominik Kellovsky

May 15
2025

M15 Szentendre ITF Men
Clay

W

Jan Kumstat

2

 - 

0

Attila Boros

May 14
2025

M15 Szentendre ITF Men
Clay

W

Jan Kumstat

2

 - 

0

Bruno Fernandez

May 6
2025

Prague Chall. Men
Clay

L

Jan Kumstat

0

 - 

2

Filip Misolic

May 5
2025

Prague Chall. Men
Clay

W

Jan Kumstat

2

 - 

1

Alex Martinez

May 4
2025

Prague Chall. Men
Clay

W

Jan Kumstat

2

 - 

1

Henri Squire

May 1
2025

Ostrava Chall. Men
Clay

L

Jan Kumstat

0

 - 

2

Zsombor Piros

Apr 29
2025

Ostrava Chall. Men
Clay

W

Jan Kumstat

2

 - 

0

Murphy Cassone

Apr 18
2025

M15 Antalya 11 ITF Doubles Men
Clay

L

Jan Kumstat

0

 - 

2

John Sperle

Apr 17
2025

M15 Antalya 11 ITF Doubles Men
Clay

W

Jan Kumstat

2

 - 

0

Benjamin Hannestad

Apr 16
2025

M15 Antalya 11 ITF Doubles Men
Clay

W

Jan Kumstat

2

 - 

1

Milos Karol

Apr 15
2025

M15 Antalya 11 ITF Men
Clay

L

Jan Kumstat

0

 - 

2

Maxim Mrva

Apr 9
2025

M25 Antalya 4 ITF Men
Clay

L

Jan Kumstat

0

 - 

2

Sergey Fomin

Mar 20
2025

M15 Monastir 11 ITF Men
Hard

L

Jan Kumstat

0

 - 

2

Luca Potenza

Mar 4
2025

M25 Trimbach ITF Men
Hard

L

Jan Kumstat

0

 - 

2

Dominic Stricker

Feb 13
2025

M15 Sharm ElSheikh 3 ITF Men
Hard

L

Jan Kumstat

0

 - 

2

Federico Bondioli

Feb 12
2025

M15 Sharm ElSheikh 3 ITF Men
Hard

W

Jan Kumstat

2

 - 

0

Niklas Waldner

Feb 5
2025

M15 Sharm ElSheikh 2 ITF Men
Hard

L

Jan Kumstat

0

 - 

2

Evgeny Philippov

Jan 23
2025

Australian Open Boys
Hard

L

Jan Kumstat

0

 - 

2

Henry Bernet

Jan 22
2025

Australian Open Boys
Hard

W

Jan Kumstat

2

 - 

1

Moise Kouame

Jan 20
2025

Australian Open Boys
Hard

W

Jan Kumstat

2

 - 

0

Cruz Hewitt

Jan 18
2025

Australian Open Boys
Hard

W

Jan Kumstat

2

 - 

0

Maximus Dussault

 
Total Sets
 
Jan Kumstat
72 - 63
Opponent
 
Total Wins
 
Jan Kumstat
33 - 27
Opponent
 
Win Percentage
 
Jan Kumstat
55% - 45%
Opponent

CSV / Excel File Downloads For Kumstat

Full Stats (All Courts)

Each column shows stats for a single year, and the first column will show Kumstat's career data.

ATP Singles

Men

Singles

 

Ranking

Elo

656

52

657

52

658

52

660

52

662

51

663

51

664

51

666

51

Titles

Tournament

Year

Result

M15 Monastir 2 ITF Doubles Men

2026

Won

Australian Open Boys Doubles

2025

Won

M15 Szentendre ITF Doubles Men

2025

2nd

M25 Ceska Lipa ITF Doubles Men

2025

2nd

M15 Segrate ITF Men

2025

2nd

M15 Slovenska Bistrica ITF Men

2025

2nd

M15 Monastir 37 ITF Doubles Men

2025

Won

Pardubicka juniorka Boys Doubles

2024

2nd

Australian Open Boys

2024

2nd

Wimbledon Boys Doubles

2024

2nd

Pardubicka juniorka Boys

2024

Won

WTA Singles

Women

Singles

 

Ranking

Elo

1

10,675

2

7,588

3

7,253

4

6,803

5

6,583

7

4,232

8

4,001

9

3,845

10

3,211

12

2,898

Show Totals (123)
P Time : 1.3808040618896