Katie Volynets vs Katherine Sebov Head-to-Head Stats & Results
USA Katie VolynetsKatie Volynets - USA
47 Below Average Form
W
L
L
L
L
W
W
WTA Rank
78
Elo Score
863
Age 23, 1.70m
H2H Record
2 - 0
Wins
100% - 0%
Sets Won
4 - 0
Katie Volynets has won more matches in head to head against Katherine Sebov
CanadaKatherine SebovCanada - Katherine Sebov
Average Form 67
W
L
L
L
W
W
L
WTA Rank
332
Elo Score
198
Age 26
Verdict : Katie Volynets has won more matches in head to head against Katherine Sebov
RECENT RESULT : USA, Charleston WTA - Clay Court
Set 1
Set 2
Volynets
6
6
Sebov
0
0
March 31, 2025 - Katie Volynets Win
H2H Stats
Latest Results
Match Stats (Live)
Match
Set 1
Set 2
Katie Volynets
Katherine Sebov
Service
0
Aces
0
0
Double Faults
1
87%
1st Serve Percentage
63%
81% (22/27)
1st Serve Points Won
30% (6/20)
75% (3/4)
2nd Serve Points Won
17% (2/12)
0% (0/0)
Break Points Saved
33% (3/9)
Return
75% (15/20)
1st Return Points Won
19% (5/27)
83% (10/12)
2nd Return Points Won
25% (1/4)
67% (6/9)
Break Points Converted
0% (0/0)
Points
81% (25/31)
Service Points Won
22% (7/32)
78% (25/32)
Return Points Won
19% (6/31)
79% (50/63)
Total Points Won
21% (13/63)
9
Last 10 Balls
1
0
Match Points Saved
0
Games
100% (6/6)
Service Games Won
0% (0/6)
100% (6/6)
Return Games Won
0% (0/6)
100% (12/12)
Total Games Won
0% (0/12)
Katie Volynets
Katherine Sebov
Service
0
Aces
0
0
Double Faults
0
73%
1st Serve Percentage
56%
82% (9/11)
1st Serve Points Won
40% (4/10)
75% (3/4)
2nd Serve Points Won
13% (1/8)
0% (0/0)
Break Points Saved
40% (2/5)
Return
60% (6/10)
1st Return Points Won
18% (2/11)
88% (7/8)
2nd Return Points Won
25% (1/4)
60% (3/5)
Break Points Converted
0% (0/0)
Points
81% (13/16)
Service Points Won
28% (5/18)
72% (13/18)
Return Points Won
19% (3/16)
76% (26/34)
Total Points Won
24% (8/34)
0
Match Points Saved
0
Games
100% (3/3)
Service Games Won
0% (0/3)
100% (3/3)
Return Games Won
0% (0/3)
100% (6/6)
Total Games Won
0% (0/6)
Katie Volynets
Katherine Sebov
Service
0
Aces
0
0
Double Faults
1
100%
1st Serve Percentage
71%
81% (13/16)
1st Serve Points Won
20% (2/10)
0% (0/0)
2nd Serve Points Won
25% (1/4)
0% (0/0)
Break Points Saved
25% (1/4)
Return
90% (9/10)
1st Return Points Won
19% (3/16)
75% (3/4)
2nd Return Points Won
0% (0/0)
75% (3/4)
Break Points Converted
0% (0/0)
Points
80% (12/15)
Service Points Won
14% (2/14)
86% (12/14)
Return Points Won
20% (3/15)
83% (24/29)
Total Points Won
17% (5/29)
0
Match Points Saved
0
Games
100% (3/3)
Service Games Won
0% (0/3)
100% (3/3)
Return Games Won
0% (0/3)
100% (6/6)
Total Games Won
0% (0/6)
ALL SURFACES
HARD •
CLAY •
GRASS •
Head-to-Head - Full Stats
Performance
Profile
Data Point
Katie Volynets
Katherine Sebov
Prize Money
Career
Career
$1,798,613USD
$471,445USD
Current Rank
78
332
Wins
H2H
H2H
1(100.0%)
0(0.0%)
Sets Won
H2H
H2H
2(100.0%)
0(0.0%)
Win Percentage
2025 Calendar Year
2025 Calendar Year
46.7%7 / 15 Matches
66.7%10 / 15 Matches
Win Percentage
Last 12 Months
Last 12 Months
59.3%35 / 59 Matches
55.1%27 / 49 Matches
Data Point
Katie Volynets
Katherine Sebov
Main Hand
Right-handed
Right-handed
Age
23
26
Birthday
December 31, 2001
January 5, 1999
Height
1.70m
-m
Weight
-kg
-kg
Head-to-Head Record
Date
Tournament
Results
Mar 30
2024
Charleston WTA
Clay
Katie Volynets
2
-0
Katherine Sebov
Win Percentage (Match / Set)
2025 Calendar Year
Last 12 Months
Data Point
Katie Volynets
Katherine Sebov
Match Wins
47%
67%
Match Wins (3 Sets)
47%
67%
Wins in Straight Sets
33%
53%
Wins From Behind
11%
17%
Won At Least 1 Set
80%
80%
Set 1 Win
73%
67%
Set 2 Win
40%
67%
Set 3 Win
29%
50%
Data Point
Katie Volynets
Katherine Sebov
Match Wins
59%
55%
Match Wins (3 Sets)
59%
53%
Wins in Straight Sets
42%
41%
Wins From Behind
18%
19%
Won At Least 1 Set
83%
69%
Set 1 Win
71%
49%
Set 2 Win
54%
61%
Set 3 Win
43%
50%
Aces - Over/Under, Match Total, Average (3 Set Matches)
2025 Calendar Year
Last 12 Months
Milestones
Over
Under
Data Point
Katie Volynets
Katherine Sebov
Match Total
Aces Per Match
0.53
0.00
N/A
Most Aces in a match
7%
0%
N/A
1+
47%
0%
57%
2+
7%
0%
34%
3+
0%
0%
17%
4+
0%
0%
10%
5+
0%
0%
10%
6+
0%
0%
10%
7+
0%
0%
10%
8+
0%
0%
10%
9+
0%
0%
7%
10+
0%
0%
7%
15+
0%
0%
0%
20+
0%
0%
0%
Data Point
Katie Volynets
Katherine Sebov
Match Total
Over 0.5
47%
0%
57%
Over 1.5
7%
0%
34%
Over 2.5
0%
0%
17%
Over 3.5
0%
0%
10%
Over 4.5
0%
0%
10%
Over 5.5
0%
0%
10%
Over 6.5
0%
0%
10%
Over 7.5
0%
0%
10%
Over 8.5
0%
0%
7%
Over 9.5
0%
0%
7%
Over 10.5
0%
0%
7%
Over 11.5
0%
0%
4%
Over 12.5
0%
0%
0%
Over 13.5
0%
0%
0%
Over 14.5
0%
0%
0%
Over 15.5
0%
0%
0%
Over 16.5
0%
0%
0%
Over 17.5
0%
0%
0%
Over 18.5
0%
0%
0%
Over 19.5
0%
0%
0%
Data Point
Katie Volynets
Katherine Sebov
Match Total
Under 0.5
53%
100%
44%
Under 1.5
93%
100%
67%
Under 2.5
100%
100%
84%
Under 3.5
100%
100%
90%
Under 4.5
100%
100%
90%
Under 5.5
100%
100%
90%
Under 6.5
100%
100%
90%
Under 7.5
100%
100%
90%
Under 8.5
100%
100%
94%
Under 9.5
100%
100%
94%
Under 10.5
100%
100%
94%
Under 11.5
100%
100%
97%
Under 12.5
100%
100%
100%
Under 13.5
100%
100%
100%
Under 14.5
100%
100%
100%
Milestones
Over
Under
Data Point
Katie Volynets
Katherine Sebov
Match Total
Aces Per Match
0.40
0.38
0.78
Most Aces in a match
5%
13%
N/A
1+
36%
25%
76%
2+
3%
13%
44%
3+
0%
0%
21%
4+
0%
0%
17%
5+
0%
0%
15%
6+
0%
0%
13%
7+
0%
0%
13%
8+
0%
0%
11%
9+
0%
0%
3%
10+
0%
0%
3%
Data Point
Katie Volynets
Katherine Sebov
Match Total
Over 0.5
36%
25%
76%
Over 1.5
3%
13%
44%
Over 2.5
0%
0%
21%
Over 3.5
0%
0%
17%
Over 4.5
0%
0%
15%
Over 5.5
0%
0%
13%
Over 6.5
0%
0%
13%
Over 7.5
0%
0%
11%
Over 8.5
0%
0%
3%
Over 9.5
0%
0%
3%
Over 10.5
0%
0%
3%
Over 11.5
0%
0%
1%
Over 12.5
0%
0%
0%
Over 13.5
0%
0%
0%
Over 14.5
0%
0%
0%
Over 15.5
0%
0%
0%
Over 16.5
0%
0%
0%
Over 17.5
0%
0%
0%
Over 18.5
0%
0%
0%
Over 19.5
0%
0%
0%
Data Point
Katie Volynets
Katherine Sebov
Match Total
Under 0.5
64%
75%
25%
Under 1.5
97%
88%
57%
Under 2.5
100%
100%
80%
Under 3.5
100%
100%
84%
Under 4.5
100%
100%
86%
Under 5.5
100%
100%
88%
Under 6.5
100%
100%
88%
Under 7.5
100%
100%
90%
Under 8.5
100%
100%
98%
Under 9.5
100%
100%
98%
Under 10.5
100%
100%
98%
Under 11.5
100%
100%
99%
Under 12.5
100%
100%
100%
Under 13.5
100%
100%
100%
Under 14.5
100%
100%
100%
Match Total Games - Over/Under
2025 Calendar Year
Last 12 Months
Total Games In A Set
3 Set Matches
Data Point
Katie Volynets
Katherine Sebov
Average
Average Games in a Set
8.87
9
8.94
Over 6.5
87%
87%
87%
Over 7.5
73%
73%
73%
Over 8.5
53%
47%
50%
Over 9.5
33%
40%
37%
Over 10.5
13%
20%
17%
Over 11.5
13%
20%
17%
Over 12.5
13%
0%
7%
Data Point
Katie Volynets
Katherine Sebov
Average
Over 12.5
93%
87%
90%
Over 13.5
93%
87%
90%
Over 14.5
93%
80%
87%
Over 15.5
87%
80%
84%
Over 16.5
87%
67%
77%
Over 17.5
80%
67%
74%
Over 18.5
80%
47%
64%
Over 19.5
67%
40%
54%
Over 20.5
67%
40%
54%
Over 21.5
67%
33%
50%
Over 22.5
47%
27%
37%
Over 23.5
47%
27%
37%
Over 24.5
47%
27%
37%
Over 25.5
27%
20%
24%
Over 26.5
27%
13%
20%
Over 27.5
20%
13%
17%
Over 28.5
13%
13%
13%
Over 29.5
7%
13%
10%
3 Set Matches
Total Games In A Set
Data Point
Katie Volynets
Katherine Sebov
Average
Over 12.5
98%
96%
97%
Over 13.5
97%
93%
95%
Over 14.5
95%
91%
93%
Over 15.5
86%
91%
89%
Over 16.5
83%
76%
80%
Over 17.5
75%
73%
74%
Over 18.5
73%
58%
66%
Over 19.5
61%
51%
56%
Over 20.5
56%
49%
53%
Over 21.5
47%
44%
46%
Over 22.5
41%
33%
37%
Over 23.5
39%
22%
31%
Over 24.5
37%
22%
30%
Over 25.5
32%
16%
24%
Over 26.5
27%
11%
19%
Over 27.5
19%
9%
14%
Over 28.5
14%
9%
12%
Over 29.5
10%
7%
9%
Data Point
Katie Volynets
Katherine Sebov
Average
Average Games in a Set
9.22
9.47
9.35
Over 6.5
88%
91%
90%
Over 7.5
81%
80%
81%
Over 8.5
64%
58%
61%
Over 9.5
41%
51%
46%
Over 10.5
19%
31%
25%
Over 11.5
19%
31%
25%
Over 12.5
10%
13%
12%
Break of Serve (Break Points Won) - Over/Under
2025 Calendar Year
Last 12 Months
3 Set Matches
Breaks Per Set
Data Point
Katie Volynets
Katherine Sebov
Match Total
Breaks Per Match
4.73
3.5
8.23
Over 0.5
100%
67%
100%
Over 1.5
100%
67%
100%
Over 2.5
93%
67%
100%
Over 3.5
93%
67%
100%
Over 4.5
53%
67%
97%
Over 5.5
40%
33%
97%
Over 6.5
20%
0%
60%
Over 7.5
13%
0%
53%
Data Point
Katie Volynets
Katherine Sebov
Match Total
Average Break-Points Converted (Set 1)
1.93
1.5
3.43
Average Break-Points Converted (Set 2)
2
2
4
Average Break-Points Converted (Set 3)
1.71
N/A
N/A
will Break Serve %
60%
42%
N/A
will not Break Serve %
36%
37%
N/A
Over 0.5
93%
67%
100%
Over 1.5
80%
67%
100%
Over 2.5
53%
33%
94%
Over 3.5
13%
0%
20%
Over 4.5
0%
0%
14%
Over 5.5
0%
0%
10%
Over 6.5
0%
0%
4%
Over 7.5
0%
0%
4%
Breaks Per Set data uses Set 1 as a sample.
3 Set Matches
Breaks Per Set
Data Point
Katie Volynets
Katherine Sebov
Match Total
Breaks Per Match
4.57
4.25
8.82
Over 0.5
95%
88%
100%
Over 1.5
93%
75%
100%
Over 2.5
91%
63%
100%
Over 3.5
84%
63%
99%
Over 4.5
66%
50%
97%
Over 5.5
48%
25%
94%
Over 6.5
19%
13%
73%
Over 7.5
10%
0%
62%
Data Point
Katie Volynets
Katherine Sebov
Match Total
Average Break-Points Converted (Set 1)
1.92
1.56
3.48
Average Break-Points Converted (Set 2)
1.89
2.06
3.95
Average Break-Points Converted (Set 3)
1.91
1.67
3.58
will Break Serve %
52%
31%
N/A
will not Break Serve %
44%
53%
N/A
Over 0.5
86%
75%
100%
Over 1.5
71%
25%
95%
Over 2.5
55%
13%
85%
Over 3.5
12%
0%
38%
Breaks Per Set data uses Set 1 as a sample.
Double Faults - Over/Under
2025 Calendar Year
Last 12 Months
3 Set Matches
Data Point
Katie Volynets
Katherine Sebov
Match Total
Double Faults Per Match
1.13
0.67
1.8
Over 0.5 (1+)
67%
67%
100%
Over 1.5 (2+)
33%
0%
74%
Over 2.5 (3+)
7%
0%
67%
Over 3.5 (4+)
7%
0%
34%
Over 4.5 (5+)
0%
0%
30%
Over 5.5 (6+)
0%
0%
27%
Over 6.5 (7+)
0%
0%
20%
Over 7.5 (8+)
0%
0%
17%
Over 8.5 (9+)
0%
0%
10%
Over 9.5 (10+)
0%
0%
7%
Over 10.5 (11+)
0%
0%
7%
3 Set Matches
Data Point
Katie Volynets
Katherine Sebov
Match Total
Double Faults Per Match
1.43
2.38
3.81
Over 0.5 (1+)
71%
88%
100%
Over 1.5 (2+)
41%
63%
86%
Over 2.5 (3+)
21%
50%
81%
Over 3.5 (4+)
5%
38%
66%
Over 4.5 (5+)
2%
0%
63%
Over 5.5 (6+)
2%
0%
59%
Over 6.5 (7+)
2%
0%
49%
Over 7.5 (8+)
0%
0%
42%
Over 8.5 (9+)
0%
0%
37%
Over 9.5 (10+)
0%
0%
25%
Over 10.5 (11+)
0%
0%
11%
Tie Breaks - Over/Under
2025 Calendar Year
Last 12 Months
3 Set Matches
Data Point
Katie Volynets
(Match)
(Match)
Katherine Sebov
(Match)
(Match)
Average
Tie Breaks Per Match
0.33
0.2
0.27
Over 0.5
33%
20%
27%
Over 1.5
0%
0%
0%
Over 2.5
0%
0%
0%
Under 0.5
67%
80%
27%
Under 1.5
100%
100%
0%
Under 2.5
100%
100%
0%
3 Set Matches
Data Point
Katie Volynets
(Match)
(Match)
Katherine Sebov
(Match)
(Match)
Average
Tie Breaks Per Match
0.25
0.2
0.23
Over 0.5
22%
18%
20%
Over 1.5
3%
2%
3%
Over 2.5
0%
0%
0%
Under 0.5
22%
18%
20%
Under 1.5
3%
2%
3%
Under 2.5
0%
0%
0%
Head-to-Head (Hard Courts)
Performance
Profile
Data Point
Katie Volynets
Katherine Sebov
Wins
H2H
H2H
0(0%)
0(0%)
Sets Won
H2H
H2H
0(0%)
0(0%)
Win Percentage
2025 Calendar Year
2025 Calendar Year
42.9%6 / 14 Matches
25.0%1 / 4 Matches
Win Percentage
Last 12 Months
Last 12 Months
44.8%13 / 29 Matches
48.3%14 / 29 Matches
Data Point
Katie Volynets
Katherine Sebov
Main Hand
Right-handed
Right-handed
Age
23
26
Birthday
December 31, 2001
January 5, 1999
Height
1.70m
-m
Weight
-kg
-kg
Win Percentage (Hard Courts)
2025 Calendar Year
Last 12 Months
Data Point
Katie Volynets
Katherine Sebov
Match Wins
43%
25%
Match Wins (3 Sets)
43%
25%
Wins in Straight Sets
29%
25%
Wins From Behind
11%
0%
Won At Least 1 Set
79%
75%
Set 1 Win
71%
50%
Set 2 Win
36%
50%
Set 3 Win
29%
0%
Data Point
Katie Volynets
Katherine Sebov
Match Wins
45%
48%
Match Wins (3 Sets)
45%
48%
Wins in Straight Sets
28%
38%
Wins From Behind
12%
12%
Won At Least 1 Set
72%
72%
Set 1 Win
62%
48%
Set 2 Win
38%
62%
Set 3 Win
42%
30%
Aces (Hard Courts)
2025 Calendar Year
Last 12 Months
Milestones
Over
Under
Data Point
Katie Volynets
Katherine Sebov
Match Total
Aces Per Match
0.57
N/A
N/A
Most Aces in a match
7%
N/A
N/A
1+
50%
N/A
N/A
2+
7%
N/A
N/A
3+
0%
N/A
N/A
4+
0%
N/A
N/A
5+
0%
N/A
N/A
6+
0%
N/A
N/A
7+
0%
N/A
N/A
8+
0%
N/A
N/A
9+
0%
N/A
N/A
10+
0%
N/A
N/A
15+
0%
N/A
N/A
20+
0%
N/A
N/A
Data Point
Katie Volynets
Katherine Sebov
Match Total
Over 0.5
50%
N/A
N/A
Over 1.5
7%
N/A
N/A
Over 2.5
0%
N/A
N/A
Over 3.5
0%
N/A
N/A
Over 4.5
0%
N/A
N/A
Over 5.5
0%
N/A
N/A
Over 6.5
0%
N/A
N/A
Over 7.5
0%
N/A
N/A
Over 8.5
0%
N/A
N/A
Over 9.5
0%
N/A
N/A
Over 10.5
0%
N/A
N/A
Over 11.5
0%
N/A
N/A
Over 12.5
0%
N/A
N/A
Over 13.5
0%
N/A
N/A
Over 14.5
0%
N/A
N/A
Over 15.5
0%
N/A
N/A
Over 16.5
0%
N/A
N/A
Over 17.5
0%
N/A
N/A
Over 18.5
0%
N/A
N/A
Over 19.5
0%
N/A
N/A
Data Point
Katie Volynets
Katherine Sebov
Match Total
Under 0.5
50%
N/A
7%
Under 1.5
93%
N/A
14%
Under 2.5
100%
N/A
32%
Under 3.5
100%
N/A
39%
Under 4.5
100%
N/A
39%
Under 5.5
100%
N/A
39%
Under 6.5
100%
N/A
39%
Under 7.5
100%
N/A
39%
Under 8.5
100%
N/A
43%
Under 9.5
100%
N/A
43%
Under 10.5
100%
N/A
43%
Under 11.5
100%
N/A
46%
Under 12.5
100%
N/A
50%
Under 13.5
100%
N/A
50%
Under 14.5
100%
N/A
50%
Milestones
Over
Under
Data Point
Katie Volynets
Katherine Sebov
Match Total
Aces Per Match
0.57
0
N/A
Most Aces in a match
5%
13%
N/A
1+
50%
0%
91%
2+
7%
0%
57%
3+
0%
0%
45%
4+
0%
0%
38%
5+
0%
0%
38%
6+
0%
0%
34%
7+
0%
0%
34%
8+
0%
0%
32%
9+
0%
0%
4%
10+
0%
0%
4%
Data Point
Katie Volynets
Katherine Sebov
Match Total
Over 0.5
50%
0%
91%
Over 1.5
7%
0%
57%
Over 2.5
0%
0%
45%
Over 3.5
0%
0%
38%
Over 4.5
0%
0%
38%
Over 5.5
0%
0%
34%
Over 6.5
0%
0%
34%
Over 7.5
0%
0%
32%
Over 8.5
0%
0%
4%
Over 9.5
0%
0%
4%
Over 10.5
0%
0%
4%
Over 11.5
0%
0%
2%
Over 12.5
0%
0%
0%
Over 13.5
0%
0%
0%
Over 14.5
0%
0%
0%
Over 15.5
0%
N/A
N/A
Over 16.5
0%
N/A
N/A
Over 17.5
0%
N/A
N/A
Over 18.5
0%
N/A
N/A
Over 19.5
0%
N/A
N/A
Data Point
Katie Volynets
Katherine Sebov
Match Total
Under 0.5
50%
100%
9%
Under 1.5
93%
100%
43%
Under 2.5
100%
100%
56%
Under 3.5
100%
100%
63%
Under 4.5
100%
100%
63%
Under 5.5
100%
100%
66%
Under 6.5
100%
100%
66%
Under 7.5
100%
100%
68%
Under 8.5
100%
100%
97%
Under 9.5
100%
100%
97%
Under 10.5
100%
100%
97%
Under 11.5
100%
100%
98%
Under 12.5
100%
100%
100%
Under 13.5
100%
100%
100%
Under 14.5
100%
100%
100%
Match Total Games (Hard Courts)
2025 Calendar Year
Last 12 Months
Total Games In A Set
3 Set Matches
Data Point
Katie Volynets
Katherine Sebov
Average
Average Games in a Set
8.87
9
8.94
Over 6.5
87%
87%
87%
Over 7.5
73%
73%
73%
Over 8.5
53%
47%
50%
Over 9.5
33%
40%
37%
Over 10.5
13%
20%
17%
Over 11.5
13%
20%
17%
Over 12.5
13%
0%
7%
Data Point
Katie Volynets
Katherine Sebov
Average
Over 12.5
93%
87%
90%
Over 13.5
93%
87%
90%
Over 14.5
93%
80%
87%
Over 15.5
87%
80%
84%
Over 16.5
87%
67%
77%
Over 17.5
80%
67%
74%
Over 18.5
80%
47%
64%
Over 19.5
67%
40%
54%
Over 20.5
67%
40%
54%
Over 21.5
67%
33%
50%
Over 22.5
47%
27%
37%
Over 23.5
47%
27%
37%
Over 24.5
47%
27%
37%
Over 25.5
27%
20%
24%
Over 26.5
27%
13%
20%
Over 27.5
20%
13%
17%
Over 28.5
13%
13%
13%
Over 29.5
7%
13%
10%
3 Set Matches
Total Games In A Set
Data Point
Katie Volynets
Katherine Sebov
Average
Over 12.5
98%
96%
97%
Over 13.5
97%
93%
95%
Over 14.5
95%
91%
93%
Over 15.5
86%
91%
89%
Over 16.5
83%
76%
80%
Over 17.5
75%
73%
74%
Over 18.5
73%
58%
66%
Over 19.5
61%
51%
56%
Over 20.5
56%
49%
53%
Over 21.5
47%
44%
46%
Over 22.5
41%
33%
37%
Over 23.5
39%
22%
31%
Over 24.5
37%
22%
30%
Over 25.5
32%
16%
24%
Over 26.5
27%
11%
19%
Over 27.5
19%
9%
14%
Over 28.5
14%
9%
12%
Over 29.5
10%
7%
9%
Data Point
Katie Volynets
Katherine Sebov
Average
Average Games in a Set
9.22
9.47
9.35
Over 6.5
88%
91%
90%
Over 7.5
81%
80%
81%
Over 8.5
64%
58%
61%
Over 9.5
41%
51%
46%
Over 10.5
19%
31%
25%
Over 11.5
19%
31%
25%
Over 12.5
10%
13%
12%
Break Points Won (Hard Courts)
2025 Calendar Year
Last 12 Months
3 Set Matches
Breaks Per Set
Data Point
Katie Volynets
Katherine Sebov
Match Total
Breaks Per Match
4.86
N/A
N/A
Over 0.5
100%
N/A
N/A
Over 1.5
100%
N/A
N/A
Over 2.5
93%
N/A
N/A
Over 3.5
93%
N/A
N/A
Over 4.5
50%
N/A
N/A
Over 5.5
36%
N/A
N/A
Over 6.5
21%
N/A
N/A
Over 7.5
14%
N/A
N/A
Data Point
Katie Volynets
Katherine Sebov
Match Total
Average Break-Points Converted (Set 1)
1.96
N/A
N/A
Average Break-Points Converted (Set 2)
2.04
N/A
N/A
Average Break-Points Converted (Set 3)
1.71
N/A
N/A
will Break Serve %
60%
N/A
N/A
will not Break Serve %
39%
N/A
N/A
Over 0.5
93%
N/A
N/A
Over 1.5
79%
N/A
N/A
Over 2.5
50%
N/A
N/A
Over 3.5
14%
N/A
N/A
Over 4.5
0%
N/A
N/A
Over 5.5
0%
N/A
N/A
Over 6.5
0%
N/A
N/A
Over 7.5
0%
N/A
N/A
Breaks Per Set data uses Set 1 as a sample.
3 Set Matches
Breaks Per Set
Data Point
Katie Volynets
Katherine Sebov
Match Total
Breaks Per Match
4.71
6
10.71
Over 0.5
93%
100%
100%
Over 1.5
89%
100%
100%
Over 2.5
86%
100%
100%
Over 3.5
82%
100%
98%
Over 4.5
54%
50%
95%
Over 5.5
36%
0%
93%
Over 6.5
25%
0%
91%
Over 7.5
18%
0%
86%
Data Point
Katie Volynets
Katherine Sebov
Match Total
Average Break-Points Converted (Set 1)
2.04
1.5
3.48
Average Break-Points Converted (Set 2)
1.91
2.75
3.95
Average Break-Points Converted (Set 3)
1.79
1.75
3.58
will Break Serve %
51%
25%
N/A
will not Break Serve %
45%
50%
N/A
Over 0.5
82%
50%
100%
Over 1.5
68%
0%
95%
Over 2.5
46%
0%
85%
Over 3.5
18%
0%
38%
Breaks Per Set data uses Set 1 as a sample.
Double Faults (Hard Courts)
2025 Calendar Year
Last 12 Months
3 Set Matches
Data Point
Katie Volynets
Katherine Sebov
Match Total
Double Faults Per Match
1.21
N/A
N/A
Over 0.5 (1+)
71%
N/A
N/A
Over 1.5 (2+)
36%
N/A
N/A
Over 2.5 (3+)
7%
N/A
N/A
Over 3.5 (4+)
7%
N/A
N/A
Over 4.5 (5+)
0%
N/A
N/A
Over 5.5 (6+)
0%
N/A
N/A
Over 6.5 (7+)
0%
N/A
N/A
Over 7.5 (8+)
0%
N/A
N/A
Over 8.5 (9+)
0%
N/A
N/A
Over 9.5 (10+)
0%
N/A
N/A
Over 10.5 (11+)
0%
N/A
N/A
3 Set Matches
Data Point
Katie Volynets
Katherine Sebov
Match Total
Double Faults Per Match
1.36
4
5.36
Over 0.5 (1+)
68%
100%
100%
Over 1.5 (2+)
36%
100%
93%
Over 2.5 (3+)
14%
100%
90%
Over 3.5 (4+)
7%
100%
86%
Over 4.5 (5+)
4%
0%
84%
Over 5.5 (6+)
4%
0%
81%
Over 6.5 (7+)
4%
0%
73%
Over 7.5 (8+)
0%
0%
70%
Over 8.5 (9+)
0%
0%
65%
Over 9.5 (10+)
0%
0%
56%
Over 10.5 (11+)
0%
0%
31%
Tie Breaks (Hard Courts)
2025 Calendar Year
Last 12 Months
3 Set Matches
Data Point
Katie Volynets
(Match)
(Match)
Katherine Sebov
(Match)
(Match)
Average
Tie Breaks Per Match
0.36
0.25
0.27
Over 0.5
7%
0%
4%
Over 1.5
0%
0%
0%
Over 2.5
0%
0%
0%
Under 0.5
93%
100%
97%
Under 1.5
100%
100%
100%
Under 2.5
100%
100%
100%
3 Set Matches
Data Point
Katie Volynets
(Match)
(Match)
Katherine Sebov
(Match)
(Match)
Average
Tie Breaks Per Match
0.24
0.21
0.23
Over 0.5
7%
10%
9%
Over 1.5
0%
0%
0%
Over 2.5
0%
0%
0%
Under 0.5
93%
90%
92%
Under 1.5
100%
100%
100%
Under 2.5
100%
100%
100%
Head-to-Head (Clay Courts)
Performance
Profile
Data Point
Katie Volynets
Katherine Sebov
Wins
H2H
H2H
1(100.0%)
0(0.0%)
Sets Won
H2H
H2H
2(100.0%)
0(0.0%)
Win Percentage
2025 Calendar Year
2025 Calendar Year
100.0%1 / 1 Matches
81.8%9 / 11 Matches
Win Percentage
Last 12 Months
Last 12 Months
73.9%17 / 23 Matches
62.5%10 / 16 Matches
Data Point
Katie Volynets
Katherine Sebov
Main Hand
Right-handed
Right-handed
Age
23
26
Birthday
December 31, 2001
January 5, 1999
Height
1.70m
-m
Weight
-kg
-kg
Win Percentage (Clay Courts)
2025 Calendar Year
Last 12 Months
Data Point
Katie Volynets
Katherine Sebov
Match Wins
100%
82%
Match Wins (3 Sets)
100%
82%
Wins in Straight Sets
100%
64%
Wins From Behind
N/A
33%
Won At Least 1 Set
100%
82%
Set 1 Win
100%
73%
Set 2 Win
100%
73%
Set 3 Win
N/A
100%
Data Point
Katie Volynets
Katherine Sebov
Match Wins
74%
63%
Match Wins (3 Sets)
74%
63%
Wins in Straight Sets
57%
44%
Wins From Behind
33%
25%
Won At Least 1 Set
96%
63%
Set 1 Win
83%
50%
Set 2 Win
70%
56%
Set 3 Win
44%
100%
Aces (Clay Courts)
2025 Calendar Year
Last 12 Months
Milestones
Over
Under
Data Point
Katie Volynets
Katherine Sebov
Match Total
Aces Per Match
0.00
0.00
N/A
Most Aces in a match
0%
0%
N/A
1+
0%
0%
17%
2+
0%
0%
0%
3+
0%
0%
0%
4+
0%
0%
0%
5+
0%
0%
0%
6+
0%
0%
0%
7+
0%
0%
0%
8+
0%
0%
0%
9+
0%
0%
0%
10+
0%
0%
0%
15+
0%
0%
0%
20+
0%
0%
0%
Data Point
Katie Volynets
Katherine Sebov
Match Total
Over 0.5
0%
0%
17%
Over 1.5
0%
0%
0%
Over 2.5
0%
0%
0%
Over 3.5
0%
0%
0%
Over 4.5
0%
0%
0%
Over 5.5
0%
0%
0%
Over 6.5
0%
0%
0%
Over 7.5
0%
0%
0%
Over 8.5
0%
0%
0%
Over 9.5
0%
0%
0%
Over 10.5
0%
0%
0%
Over 11.5
0%
0%
0%
Over 12.5
0%
0%
0%
Over 13.5
0%
0%
0%
Over 14.5
0%
0%
0%
Over 15.5
0%
0%
0%
Over 16.5
0%
0%
0%
Over 17.5
0%
0%
0%
Over 18.5
0%
0%
0%
Over 19.5
0%
0%
0%
Data Point
Katie Volynets
Katherine Sebov
Match Total
Under 0.5
100%
100%
84%
Under 1.5
100%
100%
100%
Under 2.5
100%
100%
100%
Under 3.5
100%
100%
100%
Under 4.5
100%
100%
100%
Under 5.5
100%
100%
100%
Under 6.5
100%
100%
100%
Under 7.5
100%
100%
100%
Under 8.5
100%
100%
100%
Under 9.5
100%
100%
100%
Under 10.5
100%
100%
100%
Under 11.5
100%
100%
100%
Under 12.5
100%
100%
100%
Under 13.5
100%
100%
100%
Under 14.5
100%
100%
100%
Milestones
Over
Under
Data Point
Katie Volynets
Katherine Sebov
Match Total
Aces Per Match
0.22
0.5
0.72
Most Aces in a match
5%
13%
N/A
1+
22%
33%
66%
2+
0%
17%
34%
3+
0%
0%
7%
4+
0%
0%
5%
5+
0%
0%
0%
6+
0%
0%
0%
7+
0%
0%
0%
8+
0%
0%
0%
9+
0%
0%
0%
10+
0%
0%
0%
Data Point
Katie Volynets
Katherine Sebov
Match Total
Over 0.5
22%
33%
66%
Over 1.5
0%
17%
34%
Over 2.5
0%
0%
7%
Over 3.5
0%
0%
5%
Over 4.5
0%
0%
0%
Over 5.5
0%
0%
0%
Over 6.5
0%
0%
0%
Over 7.5
0%
0%
0%
Over 8.5
0%
0%
0%
Over 9.5
0%
0%
0%
Over 10.5
0%
0%
0%
Over 11.5
0%
0%
0%
Over 12.5
0%
0%
0%
Over 13.5
0%
0%
0%
Over 14.5
0%
0%
0%
Over 15.5
0%
0%
0%
Over 16.5
0%
0%
0%
Over 17.5
0%
0%
0%
Over 18.5
0%
0%
0%
Over 19.5
0%
0%
0%
Data Point
Katie Volynets
Katherine Sebov
Match Total
Under 0.5
78%
67%
34%
Under 1.5
100%
83%
66%
Under 2.5
100%
100%
94%
Under 3.5
100%
100%
96%
Under 4.5
100%
100%
100%
Under 5.5
100%
100%
100%
Under 6.5
100%
100%
100%
Under 7.5
100%
100%
100%
Under 8.5
100%
100%
100%
Under 9.5
100%
100%
100%
Under 10.5
100%
100%
100%
Under 11.5
100%
100%
100%
Under 12.5
100%
100%
100%
Under 13.5
100%
100%
100%
Under 14.5
100%
100%
100%
Match Total Games (Clay Courts)
2025 Calendar Year
Last 12 Months
Total Games In A Set
3 Set Matches
Data Point
Katie Volynets
Katherine Sebov
Average
Average Games in a Set
8.87
9
8.94
Over 6.5
87%
87%
87%
Over 7.5
73%
73%
73%
Over 8.5
53%
47%
50%
Over 9.5
33%
40%
37%
Over 10.5
13%
20%
17%
Over 11.5
13%
20%
17%
Over 12.5
13%
0%
7%
Data Point
Katie Volynets
Katherine Sebov
Average
Over 12.5
93%
87%
90%
Over 13.5
93%
87%
90%
Over 14.5
93%
80%
87%
Over 15.5
87%
80%
84%
Over 16.5
87%
67%
77%
Over 17.5
80%
67%
74%
Over 18.5
80%
47%
64%
Over 19.5
67%
40%
54%
Over 20.5
67%
40%
54%
Over 21.5
67%
33%
50%
Over 22.5
47%
27%
37%
Over 23.5
47%
27%
37%
Over 24.5
47%
27%
37%
Over 25.5
27%
20%
24%
Over 26.5
27%
13%
20%
Over 27.5
20%
13%
17%
Over 28.5
13%
13%
13%
Over 29.5
7%
13%
10%
3 Set Matches
Total Games In A Set
Data Point
Katie Volynets
Katherine Sebov
Average
Over 12.5
98%
96%
97%
Over 13.5
97%
93%
95%
Over 14.5
95%
91%
93%
Over 15.5
86%
91%
89%
Over 16.5
83%
76%
80%
Over 17.5
75%
73%
74%
Over 18.5
73%
58%
66%
Over 19.5
61%
51%
56%
Over 20.5
56%
49%
53%
Over 21.5
47%
44%
46%
Over 22.5
41%
33%
37%
Over 23.5
39%
22%
31%
Over 24.5
37%
22%
30%
Over 25.5
32%
16%
24%
Over 26.5
27%
11%
19%
Over 27.5
19%
9%
14%
Over 28.5
14%
9%
12%
Over 29.5
10%
7%
9%
Data Point
Katie Volynets
Katherine Sebov
Average
Average Games in a Set
9.22
9.47
9.35
Over 6.5
88%
91%
90%
Over 7.5
81%
80%
81%
Over 8.5
64%
58%
61%
Over 9.5
41%
51%
46%
Over 10.5
19%
31%
25%
Over 11.5
19%
31%
25%
Over 12.5
10%
13%
12%
Break Points Won (Clay Courts)
2025 Calendar Year
Last 12 Months
3 Set Matches
Breaks Per Set
Data Point
Katie Volynets
Katherine Sebov
Match Total
Breaks Per Match
3
3.5
6.5
Over 0.5
100%
67%
100%
Over 1.5
100%
67%
100%
Over 2.5
100%
67%
100%
Over 3.5
100%
67%
100%
Over 4.5
100%
67%
100%
Over 5.5
100%
33%
100%
Over 6.5
0%
0%
17%
Over 7.5
0%
0%
17%
Data Point
Katie Volynets
Katherine Sebov
Match Total
Average Break-Points Converted (Set 1)
1.5
1.5
3
Average Break-Points Converted (Set 2)
1.5
2
3.5
Average Break-Points Converted (Set 3)
N/A
N/A
N/A
will Break Serve %
60%
42%
N/A
will not Break Serve %
0%
37%
N/A
Over 0.5
100%
67%
100%
Over 1.5
100%
67%
100%
Over 2.5
100%
33%
100%
Over 3.5
0%
0%
0%
Over 4.5
0%
0%
0%
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
Breaks Per Set
Data Point
Katie Volynets
Katherine Sebov
Match Total
Breaks Per Match
4.37
3.67
8.04
Over 0.5
96%
83%
100%
Over 1.5
96%
67%
100%
Over 2.5
96%
50%
100%
Over 3.5
87%
50%
100%
Over 4.5
74%
50%
98%
Over 5.5
57%
33%
96%
Over 6.5
9%
17%
67%
Over 7.5
4%
0%
54%
Data Point
Katie Volynets
Katherine Sebov
Match Total
Average Break-Points Converted (Set 1)
1.76
1.58
3.48
Average Break-Points Converted (Set 2)
1.83
1.83
3.95
Average Break-Points Converted (Set 3)
2
1.5
3.58
will Break Serve %
54%
33%
N/A
will not Break Serve %
41%
53%
N/A
Over 0.5
91%
83%
100%
Over 1.5
70%
33%
95%
Over 2.5
57%
17%
85%
Over 3.5
9%
0%
38%
Breaks Per Set data uses Set 1 as a sample.
Double Faults (Clay Courts)
2025 Calendar Year
Last 12 Months
3 Set Matches
Data Point
Katie Volynets
Katherine Sebov
Match Total
Double Faults Per Match
0
0.67
0.67
Over 0.5 (1+)
0%
67%
100%
Over 1.5 (2+)
0%
0%
34%
Over 2.5 (3+)
0%
0%
34%
Over 3.5 (4+)
0%
0%
0%
Over 4.5 (5+)
0%
0%
0%
Over 5.5 (6+)
0%
0%
0%
Over 6.5 (7+)
0%
0%
0%
Over 7.5 (8+)
0%
0%
0%
Over 8.5 (9+)
0%
0%
0%
Over 9.5 (10+)
0%
0%
0%
Over 10.5 (11+)
0%
0%
0%
3 Set Matches
Data Point
Katie Volynets
Katherine Sebov
Match Total
Double Faults Per Match
1.57
1.83
3.4
Over 0.5 (1+)
74%
83%
100%
Over 1.5 (2+)
48%
50%
81%
Over 2.5 (3+)
30%
33%
74%
Over 3.5 (4+)
4%
17%
56%
Over 4.5 (5+)
0%
0%
49%
Over 5.5 (6+)
0%
0%
47%
Over 6.5 (7+)
0%
0%
36%
Over 7.5 (8+)
0%
0%
30%
Over 8.5 (9+)
0%
0%
28%
Over 9.5 (10+)
0%
0%
17%
Over 10.5 (11+)
0%
0%
5%
Tie Breaks (Clay Courts)
2025 Calendar Year
Last 12 Months
3 Set Matches
Data Point
Katie Volynets
(Match)
(Match)
Katherine Sebov
(Match)
(Match)
Average
Tie Breaks Per Match
0
0.18
0.27
Over 0.5
0%
0%
0%
Over 1.5
0%
0%
0%
Over 2.5
0%
0%
0%
Under 0.5
100%
100%
100%
Under 1.5
100%
100%
100%
Under 2.5
100%
100%
100%
3 Set Matches
Data Point
Katie Volynets
(Match)
(Match)
Katherine Sebov
(Match)
(Match)
Average
Tie Breaks Per Match
0.22
0.19
0.23
Over 0.5
17%
0%
9%
Over 1.5
0%
0%
0%
Over 2.5
0%
0%
0%
Under 0.5
83%
100%
92%
Under 1.5
100%
100%
100%
Under 2.5
100%
100%
100%
Head-to-Head (Grass Courts)
Performance
Profile
Data Point
Katie Volynets
Katherine Sebov
Wins
H2H
H2H
0(0%)
0(0%)
Sets Won
H2H
H2H
0(0%)
0(0%)
Win Percentage
2025 Calendar Year
2025 Calendar Year
N/A0 / 0 Matches
N/A0 / 0 Matches
Win Percentage
Last 12 Months
Last 12 Months
71.4%5 / 7 Matches
N/A0 / 0 Matches
Data Point
Katie Volynets
Katherine Sebov
Main Hand
Right-handed
Right-handed
Age
23
26
Birthday
December 31, 2001
January 5, 1999
Height
1.70m
-m
Weight
-kg
-kg
Win Percentage (Grass Courts)
2025 Calendar Year
Last 12 Months
Data Point
Katie Volynets
Katherine Sebov
Match Wins
N/A
N/A
Match Wins (3 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
Data Point
Katie Volynets
Katherine Sebov
Match Wins
71%
N/A
Match Wins (3 Sets)
71%
N/A
Wins in Straight Sets
57%
N/A
Wins From Behind
0%
N/A
Won At Least 1 Set
86%
N/A
Set 1 Win
71%
N/A
Set 2 Win
71%
N/A
Set 3 Win
50%
N/A
Aces (Grass Courts)
2025 Calendar Year
Last 12 Months
Milestones
Over
Under
Data Point
Katie Volynets
Katherine Sebov
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
Katie Volynets
Katherine Sebov
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
Katie Volynets
Katherine Sebov
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
Katie Volynets
Katherine Sebov
Match Total
Aces Per Match
0.29
N/A
N/A
Most Aces in a match
5%
13%
N/A
1+
29%
N/A
43%
2+
0%
N/A
21%
3+
0%
N/A
21%
4+
0%
N/A
21%
5+
0%
N/A
21%
6+
0%
N/A
14%
7+
0%
N/A
14%
8+
0%
N/A
7%
9+
0%
N/A
7%
10+
0%
N/A
7%
Data Point
Katie Volynets
Katherine Sebov
Match Total
Over 0.5
29%
N/A
43%
Over 1.5
0%
N/A
21%
Over 2.5
0%
N/A
21%
Over 3.5
0%
N/A
21%
Over 4.5
0%
N/A
21%
Over 5.5
0%
N/A
14%
Over 6.5
0%
N/A
14%
Over 7.5
0%
N/A
7%
Over 8.5
0%
N/A
7%
Over 9.5
0%
N/A
7%
Over 10.5
0%
N/A
7%
Over 11.5
0%
N/A
N/A
Over 12.5
0%
N/A
N/A
Over 13.5
0%
N/A
N/A
Over 14.5
0%
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
Katie Volynets
Katherine Sebov
Match Total
Under 0.5
71%
N/A
7%
Under 1.5
100%
N/A
28%
Under 2.5
100%
N/A
28%
Under 3.5
100%
N/A
28%
Under 4.5
100%
N/A
28%
Under 5.5
100%
N/A
35%
Under 6.5
100%
N/A
35%
Under 7.5
100%
N/A
43%
Under 8.5
100%
N/A
43%
Under 9.5
100%
N/A
43%
Under 10.5
100%
N/A
43%
Under 11.5
100%
N/A
50%
Under 12.5
100%
N/A
50%
Under 13.5
100%
N/A
50%
Under 14.5
100%
N/A
50%
Match Total Games (Grass Courts)
2025 Calendar Year
Last 12 Months
Total Games In A Set
3 Set Matches
Data Point
Katie Volynets
Katherine Sebov
Average
Average Games in a Set
8.87
9
8.94
Over 6.5
87%
87%
87%
Over 7.5
73%
73%
73%
Over 8.5
53%
47%
50%
Over 9.5
33%
40%
37%
Over 10.5
13%
20%
17%
Over 11.5
13%
20%
17%
Over 12.5
13%
0%
7%
Data Point
Katie Volynets
Katherine Sebov
Average
Over 12.5
93%
87%
90%
Over 13.5
93%
87%
90%
Over 14.5
93%
80%
87%
Over 15.5
87%
80%
84%
Over 16.5
87%
67%
77%
Over 17.5
80%
67%
74%
Over 18.5
80%
47%
64%
Over 19.5
67%
40%
54%
Over 20.5
67%
40%
54%
Over 21.5
67%
33%
50%
Over 22.5
47%
27%
37%
Over 23.5
47%
27%
37%
Over 24.5
47%
27%
37%
Over 25.5
27%
20%
24%
Over 26.5
27%
13%
20%
Over 27.5
20%
13%
17%
Over 28.5
13%
13%
13%
Over 29.5
7%
13%
10%
3 Set Matches
Total Games In A Set
Data Point
Katie Volynets
Katherine Sebov
Average
Over 12.5
98%
96%
97%
Over 13.5
97%
93%
95%
Over 14.5
95%
91%
93%
Over 15.5
86%
91%
89%
Over 16.5
83%
76%
80%
Over 17.5
75%
73%
74%
Over 18.5
73%
58%
66%
Over 19.5
61%
51%
56%
Over 20.5
56%
49%
53%
Over 21.5
47%
44%
46%
Over 22.5
41%
33%
37%
Over 23.5
39%
22%
31%
Over 24.5
37%
22%
30%
Over 25.5
32%
16%
24%
Over 26.5
27%
11%
19%
Over 27.5
19%
9%
14%
Over 28.5
14%
9%
12%
Over 29.5
10%
7%
9%
Data Point
Katie Volynets
Katherine Sebov
Average
Average Games in a Set
9.22
9.47
9.35
Over 6.5
88%
91%
90%
Over 7.5
81%
80%
81%
Over 8.5
64%
58%
61%
Over 9.5
41%
51%
46%
Over 10.5
19%
31%
25%
Over 11.5
19%
31%
25%
Over 12.5
10%
13%
12%
Break Points Won (Grass Courts)
2025 Calendar Year
Last 12 Months
3 Set Matches
Breaks Per Set
Data Point
Katie Volynets
Katherine Sebov
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
Katie Volynets
Katherine Sebov
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
Breaks Per Set
Data Point
Katie Volynets
Katherine Sebov
Match Total
Breaks Per Match
4.64
N/A
3.64
Over 0.5
100%
N/A
50%
Over 1.5
100%
N/A
50%
Over 2.5
100%
N/A
50%
Over 3.5
86%
N/A
50%
Over 4.5
86%
N/A
50%
Over 5.5
71%
N/A
43%
Over 6.5
29%
N/A
43%
Over 7.5
0%
N/A
43%
Data Point
Katie Volynets
Katherine Sebov
Match Total
Average Break-Points Converted (Set 1)
2
N/A
3.48
Average Break-Points Converted (Set 2)
2
N/A
3.95
Average Break-Points Converted (Set 3)
2.25
N/A
3.58
will Break Serve %
51%
N/A
N/A
will not Break Serve %
47%
N/A
N/A
Over 0.5
86%
N/A
100%
Over 1.5
86%
N/A
95%
Over 2.5
86%
N/A
85%
Over 3.5
0%
N/A
38%
Breaks Per Set data uses Set 1 as a sample.
Double Faults (Grass Courts)
2025 Calendar Year
Last 12 Months
3 Set Matches
Data Point
Katie Volynets
Katherine Sebov
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
3 Set Matches
Data Point
Katie Volynets
Katherine Sebov
Match Total
Double Faults Per Match
1.29
N/A
N/A
Over 0.5 (1+)
71%
N/A
N/A
Over 1.5 (2+)
43%
N/A
N/A
Over 2.5 (3+)
14%
N/A
N/A
Over 3.5 (4+)
0%
N/A
N/A
Over 4.5 (5+)
0%
N/A
N/A
Over 5.5 (6+)
0%
N/A
N/A
Over 6.5 (7+)
0%
N/A
N/A
Over 7.5 (8+)
0%
N/A
N/A
Over 8.5 (9+)
0%
N/A
N/A
Over 9.5 (10+)
0%
N/A
N/A
Over 10.5 (11+)
0%
N/A
N/A
Tie Breaks (Grass Courts)
2025 Calendar Year
Last 12 Months
3 Set Matches
Data Point
Katie Volynets
(Match)
(Match)
Katherine Sebov
(Match)
(Match)
Average
Tie Breaks Per Match
N/A
N/A
0.27
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
Data Point
Katie Volynets
(Match)
(Match)
Katherine Sebov
(Match)
(Match)
Average
Tie Breaks Per Match
0.43
N/A
0.23
Over 0.5
14%
N/A
7%
Over 1.5
0%
N/A
N/A
Over 2.5
0%
N/A
N/A
Under 0.5
86%
N/A
43%
Under 1.5
100%
N/A
50%
Under 2.5
100%
N/A
50%
Latest Results For Katie Volynets
Date
Tournament
Player
Opponent
Total Sets
Katie Volynets
13 - 10
Opponent
Total Wins
Katie Volynets
5 - 4
Opponent
Win Percentage
Katie Volynets
56% - 44%
Opponent
Latest Results For Katherine Sebov
Date
Tournament
Player
Opponent
Total Sets
Katherine Sebov
12 - 10
Opponent
Total Wins
Katherine Sebov
5 - 5
Opponent
Win Percentage
Katherine Sebov
50% - 50%
Opponent
Match Odds
Decimal
Market
Odds
Match Winner - Katie Volynets
1.22
Match Winner - Katherine Sebov
4.33
Set 1 Winner - Katie Volynets
1.30
Set 1 Winner - Katherine Sebov
3.50
Match Games Over 19.5
1.83
Match Games Under 19.5
1.83
Set 1 Games Over 6.5
1.06
Set 1 Games Under 6.5
10.00
Set 1 Games Over 7.5
1.22
Set 1 Games Under 7.5
4.00
Set 1 Games Over 8.5
1.62
Set 1 Games Under 8.5
2.20
Set 1 Games Over 9.5
2.38
Set 1 Games Under 9.5
1.53
Set 1 Games Over 10.5
5.00
Set 1 Games Under 10.5
1.17
Set 1 Games Over 12.5
10.00
Set 1 Games Under 12.5
1.06
Asian handicap *Match Games: -5.5 1
1.91
Asian handicap *Match Games: -5.5 2
1.80
Ranking
Elo
Ranking
Elo