Yeonwoo Ku vs Janice Tjen Head-to-Head Stats & Results
H2H Record
No H2H
Wins
No Past Match-Ups
Yeonwoo Ku and Janice Tjen are likely playing for the first time at the professional level.
Verdict : Yeonwoo Ku and Janice Tjen have equal wins in their careers.
H2H Stats
Latest Results
ALL SURFACES
HARD •
CLAY •
GRASS •
Head-to-Head - Full Stats
Performance
Profile
Data Point
Yeonwoo Ku
Janice Tjen
Prize Money
Career
Career
$63,172USD
$15,826USD
Current Rank
466
371
Wins
H2H
H2H
0(0%)
0(0%)
Sets Won
H2H
H2H
0(0%)
0(0%)
Win Percentage
2025 Calendar Year
2025 Calendar Year
55.6%10 / 18 Matches
50.0%4 / 8 Matches
Win Percentage
Last 12 Months
Last 12 Months
50.0%25 / 50 Matches
86.0%43 / 50 Matches
Data Point
Yeonwoo Ku
Janice Tjen
Main Hand
Age
-
-
Birthday
-
-
Height
-m
-m
Weight
-kg
-kg
Head-to-Head Record
No head-to-head record between Yeonwoo Ku and Janice Tjen. This might be their first match.
Win Percentage (Match / Set)
2025 Calendar Year
Last 12 Months
Data Point
Yeonwoo Ku
Janice Tjen
Match Wins
56%
50%
Match Wins (3 Sets)
56%
50%
Wins in Straight Sets
50%
50%
Wins From Behind
11%
0%
Won At Least 1 Set
72%
75%
Set 1 Win
67%
75%
Set 2 Win
59%
43%
Set 3 Win
25%
0%
Data Point
Yeonwoo Ku
Janice Tjen
Match Wins
50%
86%
Match Wins (3 Sets)
50%
86%
Wins in Straight Sets
40%
80%
Wins From Behind
14%
22%
Won At Least 1 Set
74%
92%
Set 1 Win
58%
88%
Set 2 Win
57%
84%
Set 3 Win
29%
50%
Aces - Over/Under, Match Total, Average (3 Set Matches)
2025 Calendar Year
Last 12 Months
Milestones
Over
Under
Data Point
Yeonwoo Ku
Janice Tjen
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
Yeonwoo Ku
Janice Tjen
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
Yeonwoo Ku
Janice Tjen
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
Yeonwoo Ku
Janice Tjen
Match Total
Aces Per Match
0.50
N/A
N/A
Most Aces in a match
0%
N/A
N/A
1+
50%
N/A
25%
2+
0%
N/A
25%
3+
0%
N/A
25%
4+
0%
N/A
25%
5+
0%
N/A
25%
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
Data Point
Yeonwoo Ku
Janice Tjen
Match Total
Over 0.5
50%
N/A
25%
Over 1.5
0%
N/A
25%
Over 2.5
0%
N/A
25%
Over 3.5
0%
N/A
25%
Over 4.5
0%
N/A
25%
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
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
Yeonwoo Ku
Janice Tjen
Match Total
Under 0.5
50%
N/A
25%
Under 1.5
100%
N/A
25%
Under 2.5
100%
N/A
25%
Under 3.5
100%
N/A
25%
Under 4.5
100%
N/A
25%
Under 5.5
100%
N/A
50%
Under 6.5
100%
N/A
50%
Under 7.5
100%
N/A
50%
Under 8.5
100%
N/A
50%
Under 9.5
100%
N/A
50%
Under 10.5
100%
N/A
50%
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 - Over/Under
2025 Calendar Year
Last 12 Months
Total Games In A Set
3 Set Matches
Data Point
Yeonwoo Ku
Janice Tjen
Average
Average Games in a Set
8.5
7.5
8
Over 6.5
89%
88%
89%
Over 7.5
72%
63%
68%
Over 8.5
50%
13%
32%
Over 9.5
39%
13%
26%
Over 10.5
11%
13%
12%
Over 11.5
11%
13%
12%
Over 12.5
6%
0%
3%
Data Point
Yeonwoo Ku
Janice Tjen
Average
Over 12.5
94%
88%
91%
Over 13.5
94%
88%
91%
Over 14.5
89%
75%
82%
Over 15.5
83%
50%
67%
Over 16.5
67%
38%
53%
Over 17.5
61%
38%
50%
Over 18.5
44%
38%
41%
Over 19.5
39%
38%
39%
Over 20.5
28%
25%
27%
Over 21.5
28%
25%
27%
Over 22.5
22%
25%
24%
Over 23.5
22%
25%
24%
Over 24.5
22%
25%
24%
Over 25.5
11%
13%
12%
Over 26.5
11%
13%
12%
Over 27.5
11%
13%
12%
Over 28.5
11%
13%
12%
Over 29.5
11%
13%
12%
3 Set Matches
Total Games In A Set
Data Point
Yeonwoo Ku
Janice Tjen
Average
Over 12.5
98%
94%
96%
Over 13.5
96%
86%
91%
Over 14.5
92%
74%
83%
Over 15.5
88%
60%
74%
Over 16.5
80%
42%
61%
Over 17.5
68%
36%
52%
Over 18.5
62%
26%
44%
Over 19.5
60%
24%
42%
Over 20.5
50%
12%
31%
Over 21.5
44%
12%
28%
Over 22.5
38%
12%
25%
Over 23.5
34%
10%
22%
Over 24.5
30%
10%
20%
Over 25.5
24%
4%
14%
Over 26.5
16%
4%
10%
Over 27.5
12%
4%
8%
Over 28.5
10%
2%
6%
Over 29.5
10%
2%
6%
Data Point
Yeonwoo Ku
Janice Tjen
Average
Average Games in a Set
9.06
8.12
8.59
Over 6.5
92%
84%
88%
Over 7.5
72%
60%
66%
Over 8.5
54%
32%
43%
Over 9.5
42%
22%
32%
Over 10.5
24%
10%
17%
Over 11.5
24%
10%
17%
Over 12.5
8%
4%
6%
Break of Serve (Break Points Won) - Over/Under
2025 Calendar Year
Last 12 Months
3 Set Matches
Breaks Per Set
Data Point
Yeonwoo Ku
Janice Tjen
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
Yeonwoo Ku
Janice Tjen
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
Yeonwoo Ku
Janice Tjen
Match Total
Breaks Per Match
4.25
N/A
3.25
Over 0.5
100%
N/A
50%
Over 1.5
100%
N/A
50%
Over 2.5
50%
N/A
50%
Over 3.5
50%
N/A
50%
Over 4.5
50%
N/A
50%
Over 5.5
50%
N/A
50%
Over 6.5
0%
N/A
25%
Over 7.5
0%
N/A
25%
Data Point
Yeonwoo Ku
Janice Tjen
Match Total
Average Break-Points Converted (Set 1)
2
N/A
1
Average Break-Points Converted (Set 2)
1.75
N/A
0.75
Average Break-Points Converted (Set 3)
1
N/A
0
will Break Serve %
17%
N/A
N/A
will not Break Serve %
43%
N/A
N/A
Over 0.5
50%
N/A
50%
Over 1.5
50%
N/A
50%
Over 2.5
0%
N/A
50%
Over 3.5
0%
N/A
25%
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
Yeonwoo Ku
Janice Tjen
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
Yeonwoo Ku
Janice Tjen
Match Total
Double Faults Per Match
8.5
N/A
N/A
Over 0.5 (1+)
100%
N/A
N/A
Over 1.5 (2+)
100%
N/A
N/A
Over 2.5 (3+)
100%
N/A
N/A
Over 3.5 (4+)
100%
N/A
N/A
Over 4.5 (5+)
100%
N/A
N/A
Over 5.5 (6+)
100%
N/A
N/A
Over 6.5 (7+)
100%
N/A
N/A
Over 7.5 (8+)
50%
N/A
N/A
Over 8.5 (9+)
50%
N/A
N/A
Over 9.5 (10+)
50%
N/A
N/A
Over 10.5 (11+)
0%
N/A
N/A
Tie Breaks - Over/Under
2025 Calendar Year
Last 12 Months
3 Set Matches
Data Point
Yeonwoo Ku
(Match)
(Match)
Janice Tjen
(Match)
(Match)
Average
Tie Breaks Per Match
0.06
0.13
0.09
Over 0.5
6%
13%
9%
Over 1.5
0%
0%
0%
Over 2.5
0%
0%
0%
Under 0.5
94%
88%
9%
Under 1.5
100%
100%
0%
Under 2.5
100%
100%
0%
3 Set Matches
Data Point
Yeonwoo Ku
(Match)
(Match)
Janice Tjen
(Match)
(Match)
Average
Tie Breaks Per Match
0.18
0.08
0.13
Over 0.5
16%
8%
12%
Over 1.5
2%
0%
1%
Over 2.5
0%
0%
0%
Under 0.5
16%
8%
12%
Under 1.5
2%
0%
1%
Under 2.5
0%
0%
0%
Head-to-Head (Hard Courts)
Performance
Profile
Data Point
Yeonwoo Ku
Janice Tjen
Wins
H2H
H2H
0(0%)
0(0%)
Sets Won
H2H
H2H
0(0%)
0(0%)
Win Percentage
2025 Calendar Year
2025 Calendar Year
57.1%8 / 14 Matches
50.0%4 / 8 Matches
Win Percentage
Last 12 Months
Last 12 Months
48.8%21 / 43 Matches
83.3%30 / 36 Matches
Data Point
Yeonwoo Ku
Janice Tjen
Main Hand
Age
-
-
Birthday
-
-
Height
-m
-m
Weight
-kg
-kg
Win Percentage (Hard Courts)
2025 Calendar Year
Last 12 Months
Data Point
Yeonwoo Ku
Janice Tjen
Match Wins
57%
50%
Match Wins (3 Sets)
57%
50%
Wins in Straight Sets
50%
50%
Wins From Behind
14%
0%
Won At Least 1 Set
71%
75%
Set 1 Win
64%
75%
Set 2 Win
62%
43%
Set 3 Win
33%
0%
Data Point
Yeonwoo Ku
Janice Tjen
Match Wins
49%
83%
Match Wins (3 Sets)
49%
83%
Wins in Straight Sets
37%
81%
Wins From Behind
15%
14%
Won At Least 1 Set
74%
92%
Set 1 Win
56%
89%
Set 2 Win
57%
83%
Set 3 Win
31%
25%
Aces (Hard Courts)
2025 Calendar Year
Last 12 Months
Milestones
Over
Under
Data Point
Yeonwoo Ku
Janice Tjen
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
Yeonwoo Ku
Janice Tjen
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
Yeonwoo Ku
Janice Tjen
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
Yeonwoo Ku
Janice Tjen
Match Total
Aces Per Match
0.5
N/A
N/A
Most Aces in a match
0%
N/A
N/A
1+
50%
N/A
25%
2+
0%
N/A
25%
3+
0%
N/A
25%
4+
0%
N/A
25%
5+
0%
N/A
25%
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
Data Point
Yeonwoo Ku
Janice Tjen
Match Total
Over 0.5
50%
N/A
25%
Over 1.5
0%
N/A
25%
Over 2.5
0%
N/A
25%
Over 3.5
0%
N/A
25%
Over 4.5
0%
N/A
25%
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
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
Yeonwoo Ku
Janice Tjen
Match Total
Under 0.5
50%
N/A
25%
Under 1.5
100%
N/A
25%
Under 2.5
100%
N/A
25%
Under 3.5
100%
N/A
25%
Under 4.5
100%
N/A
25%
Under 5.5
100%
N/A
50%
Under 6.5
100%
N/A
50%
Under 7.5
100%
N/A
50%
Under 8.5
100%
N/A
50%
Under 9.5
100%
N/A
50%
Under 10.5
100%
N/A
50%
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 (Hard Courts)
2025 Calendar Year
Last 12 Months
Total Games In A Set
3 Set Matches
Data Point
Yeonwoo Ku
Janice Tjen
Average
Average Games in a Set
8.5
7.5
8
Over 6.5
89%
88%
89%
Over 7.5
72%
63%
68%
Over 8.5
50%
13%
32%
Over 9.5
39%
13%
26%
Over 10.5
11%
13%
12%
Over 11.5
11%
13%
12%
Over 12.5
6%
0%
3%
Data Point
Yeonwoo Ku
Janice Tjen
Average
Over 12.5
94%
88%
91%
Over 13.5
94%
88%
91%
Over 14.5
89%
75%
82%
Over 15.5
83%
50%
67%
Over 16.5
67%
38%
53%
Over 17.5
61%
38%
50%
Over 18.5
44%
38%
41%
Over 19.5
39%
38%
39%
Over 20.5
28%
25%
27%
Over 21.5
28%
25%
27%
Over 22.5
22%
25%
24%
Over 23.5
22%
25%
24%
Over 24.5
22%
25%
24%
Over 25.5
11%
13%
12%
Over 26.5
11%
13%
12%
Over 27.5
11%
13%
12%
Over 28.5
11%
13%
12%
Over 29.5
11%
13%
12%
3 Set Matches
Total Games In A Set
Data Point
Yeonwoo Ku
Janice Tjen
Average
Over 12.5
98%
94%
96%
Over 13.5
96%
86%
91%
Over 14.5
92%
74%
83%
Over 15.5
88%
60%
74%
Over 16.5
80%
42%
61%
Over 17.5
68%
36%
52%
Over 18.5
62%
26%
44%
Over 19.5
60%
24%
42%
Over 20.5
50%
12%
31%
Over 21.5
44%
12%
28%
Over 22.5
38%
12%
25%
Over 23.5
34%
10%
22%
Over 24.5
30%
10%
20%
Over 25.5
24%
4%
14%
Over 26.5
16%
4%
10%
Over 27.5
12%
4%
8%
Over 28.5
10%
2%
6%
Over 29.5
10%
2%
6%
Data Point
Yeonwoo Ku
Janice Tjen
Average
Average Games in a Set
9.06
8.12
8.59
Over 6.5
92%
84%
88%
Over 7.5
72%
60%
66%
Over 8.5
54%
32%
43%
Over 9.5
42%
22%
32%
Over 10.5
24%
10%
17%
Over 11.5
24%
10%
17%
Over 12.5
8%
4%
6%
Break Points Won (Hard Courts)
2025 Calendar Year
Last 12 Months
3 Set Matches
Breaks Per Set
Data Point
Yeonwoo Ku
Janice Tjen
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
Yeonwoo Ku
Janice Tjen
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
Yeonwoo Ku
Janice Tjen
Match Total
Breaks Per Match
4.25
N/A
3.25
Over 0.5
100%
N/A
50%
Over 1.5
100%
N/A
50%
Over 2.5
50%
N/A
50%
Over 3.5
50%
N/A
50%
Over 4.5
50%
N/A
50%
Over 5.5
50%
N/A
50%
Over 6.5
0%
N/A
25%
Over 7.5
0%
N/A
25%
Data Point
Yeonwoo Ku
Janice Tjen
Match Total
Average Break-Points Converted (Set 1)
2
N/A
1
Average Break-Points Converted (Set 2)
1.75
N/A
0.75
Average Break-Points Converted (Set 3)
1
N/A
0
will Break Serve %
17%
N/A
N/A
will not Break Serve %
43%
N/A
N/A
Over 0.5
50%
N/A
50%
Over 1.5
50%
N/A
50%
Over 2.5
0%
N/A
50%
Over 3.5
0%
N/A
25%
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
Yeonwoo Ku
Janice Tjen
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
Yeonwoo Ku
Janice Tjen
Match Total
Double Faults Per Match
8.5
N/A
N/A
Over 0.5 (1+)
100%
N/A
N/A
Over 1.5 (2+)
100%
N/A
N/A
Over 2.5 (3+)
100%
N/A
N/A
Over 3.5 (4+)
100%
N/A
N/A
Over 4.5 (5+)
100%
N/A
N/A
Over 5.5 (6+)
100%
N/A
N/A
Over 6.5 (7+)
100%
N/A
N/A
Over 7.5 (8+)
50%
N/A
N/A
Over 8.5 (9+)
50%
N/A
N/A
Over 9.5 (10+)
50%
N/A
N/A
Over 10.5 (11+)
0%
N/A
N/A
Tie Breaks (Hard Courts)
2025 Calendar Year
Last 12 Months
3 Set Matches
Data Point
Yeonwoo Ku
(Match)
(Match)
Janice Tjen
(Match)
(Match)
Average
Tie Breaks Per Match
0.07
0.13
0.09
Over 0.5
7%
13%
10%
Over 1.5
0%
0%
0%
Over 2.5
0%
0%
0%
Under 0.5
93%
88%
91%
Under 1.5
100%
100%
100%
Under 2.5
100%
100%
100%
3 Set Matches
Data Point
Yeonwoo Ku
(Match)
(Match)
Janice Tjen
(Match)
(Match)
Average
Tie Breaks Per Match
0.21
0.11
0.13
Over 0.5
7%
6%
7%
Over 1.5
0%
0%
0%
Over 2.5
0%
0%
0%
Under 0.5
93%
94%
94%
Under 1.5
100%
100%
100%
Under 2.5
100%
100%
100%
Head-to-Head (Clay Courts)
Performance
Profile
Data Point
Yeonwoo Ku
Janice Tjen
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
66.7%2 / 3 Matches
92.9%13 / 14 Matches
Data Point
Yeonwoo Ku
Janice Tjen
Main Hand
Age
-
-
Birthday
-
-
Height
-m
-m
Weight
-kg
-kg
Win Percentage (Clay Courts)
2025 Calendar Year
Last 12 Months
Data Point
Yeonwoo Ku
Janice Tjen
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
Yeonwoo Ku
Janice Tjen
Match Wins
67%
93%
Match Wins (3 Sets)
67%
93%
Wins in Straight Sets
67%
79%
Wins From Behind
0%
50%
Won At Least 1 Set
67%
93%
Set 1 Win
67%
86%
Set 2 Win
67%
86%
Set 3 Win
N/A
100%
Aces (Clay Courts)
2025 Calendar Year
Last 12 Months
Milestones
Over
Under
Data Point
Yeonwoo Ku
Janice Tjen
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
Yeonwoo Ku
Janice Tjen
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
Yeonwoo Ku
Janice Tjen
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
Yeonwoo Ku
Janice Tjen
Match Total
Aces Per Match
N/A
N/A
N/A
Most Aces in a match
0%
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
Data Point
Yeonwoo Ku
Janice Tjen
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
Yeonwoo Ku
Janice Tjen
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
Match Total Games (Clay Courts)
2025 Calendar Year
Last 12 Months
Total Games In A Set
3 Set Matches
Data Point
Yeonwoo Ku
Janice Tjen
Average
Average Games in a Set
8.5
7.5
8
Over 6.5
89%
88%
89%
Over 7.5
72%
63%
68%
Over 8.5
50%
13%
32%
Over 9.5
39%
13%
26%
Over 10.5
11%
13%
12%
Over 11.5
11%
13%
12%
Over 12.5
6%
0%
3%
Data Point
Yeonwoo Ku
Janice Tjen
Average
Over 12.5
94%
88%
91%
Over 13.5
94%
88%
91%
Over 14.5
89%
75%
82%
Over 15.5
83%
50%
67%
Over 16.5
67%
38%
53%
Over 17.5
61%
38%
50%
Over 18.5
44%
38%
41%
Over 19.5
39%
38%
39%
Over 20.5
28%
25%
27%
Over 21.5
28%
25%
27%
Over 22.5
22%
25%
24%
Over 23.5
22%
25%
24%
Over 24.5
22%
25%
24%
Over 25.5
11%
13%
12%
Over 26.5
11%
13%
12%
Over 27.5
11%
13%
12%
Over 28.5
11%
13%
12%
Over 29.5
11%
13%
12%
3 Set Matches
Total Games In A Set
Data Point
Yeonwoo Ku
Janice Tjen
Average
Over 12.5
98%
94%
96%
Over 13.5
96%
86%
91%
Over 14.5
92%
74%
83%
Over 15.5
88%
60%
74%
Over 16.5
80%
42%
61%
Over 17.5
68%
36%
52%
Over 18.5
62%
26%
44%
Over 19.5
60%
24%
42%
Over 20.5
50%
12%
31%
Over 21.5
44%
12%
28%
Over 22.5
38%
12%
25%
Over 23.5
34%
10%
22%
Over 24.5
30%
10%
20%
Over 25.5
24%
4%
14%
Over 26.5
16%
4%
10%
Over 27.5
12%
4%
8%
Over 28.5
10%
2%
6%
Over 29.5
10%
2%
6%
Data Point
Yeonwoo Ku
Janice Tjen
Average
Average Games in a Set
9.06
8.12
8.59
Over 6.5
92%
84%
88%
Over 7.5
72%
60%
66%
Over 8.5
54%
32%
43%
Over 9.5
42%
22%
32%
Over 10.5
24%
10%
17%
Over 11.5
24%
10%
17%
Over 12.5
8%
4%
6%
Break Points Won (Clay Courts)
2025 Calendar Year
Last 12 Months
3 Set Matches
Breaks Per Set
Data Point
Yeonwoo Ku
Janice Tjen
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
Yeonwoo Ku
Janice Tjen
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
Yeonwoo Ku
Janice Tjen
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
Yeonwoo Ku
Janice Tjen
Match Total
Average Break-Points Converted (Set 1)
N/A
N/A
1
Average Break-Points Converted (Set 2)
N/A
N/A
0.75
Average Break-Points Converted (Set 3)
N/A
N/A
0
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
50%
Over 1.5
N/A
N/A
50%
Over 2.5
N/A
N/A
50%
Over 3.5
N/A
N/A
25%
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
Yeonwoo Ku
Janice Tjen
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
Yeonwoo Ku
Janice Tjen
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)
2025 Calendar Year
Last 12 Months
3 Set Matches
Data Point
Yeonwoo Ku
(Match)
(Match)
Janice Tjen
(Match)
(Match)
Average
Tie Breaks Per Match
N/A
N/A
0.09
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
Yeonwoo Ku
(Match)
(Match)
Janice Tjen
(Match)
(Match)
Average
Tie Breaks Per Match
0
0
0.13
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%
Head-to-Head (Grass Courts)
Performance
Profile
Data Point
Yeonwoo Ku
Janice Tjen
Wins
H2H
H2H
0(0%)
0(0%)
Sets Won
H2H
H2H
0(0%)
0(0%)
Win Percentage
2025 Calendar Year
2025 Calendar Year
50.0%2 / 4 Matches
N/A0 / 0 Matches
Win Percentage
Last 12 Months
Last 12 Months
50.0%2 / 4 Matches
N/A0 / 0 Matches
Data Point
Yeonwoo Ku
Janice Tjen
Main Hand
Age
-
-
Birthday
-
-
Height
-m
-m
Weight
-kg
-kg
Win Percentage (Grass Courts)
2025 Calendar Year
Last 12 Months
Data Point
Yeonwoo Ku
Janice Tjen
Match Wins
50%
N/A
Match Wins (3 Sets)
50%
N/A
Wins in Straight Sets
50%
N/A
Wins From Behind
0%
N/A
Won At Least 1 Set
75%
N/A
Set 1 Win
75%
N/A
Set 2 Win
50%
N/A
Set 3 Win
0%
N/A
Data Point
Yeonwoo Ku
Janice Tjen
Match Wins
50%
N/A
Match Wins (3 Sets)
50%
N/A
Wins in Straight Sets
50%
N/A
Wins From Behind
0%
N/A
Won At Least 1 Set
75%
N/A
Set 1 Win
75%
N/A
Set 2 Win
50%
N/A
Set 3 Win
0%
N/A
Aces (Grass Courts)
2025 Calendar Year
Last 12 Months
Milestones
Over
Under
Data Point
Yeonwoo Ku
Janice Tjen
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
Yeonwoo Ku
Janice Tjen
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
Yeonwoo Ku
Janice Tjen
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
Yeonwoo Ku
Janice Tjen
Match Total
Aces Per Match
N/A
N/A
N/A
Most Aces in a match
0%
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
Data Point
Yeonwoo Ku
Janice Tjen
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
Yeonwoo Ku
Janice Tjen
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
Match Total Games (Grass Courts)
2025 Calendar Year
Last 12 Months
Total Games In A Set
3 Set Matches
Data Point
Yeonwoo Ku
Janice Tjen
Average
Average Games in a Set
8.5
7.5
8
Over 6.5
89%
88%
89%
Over 7.5
72%
63%
68%
Over 8.5
50%
13%
32%
Over 9.5
39%
13%
26%
Over 10.5
11%
13%
12%
Over 11.5
11%
13%
12%
Over 12.5
6%
0%
3%
Data Point
Yeonwoo Ku
Janice Tjen
Average
Over 12.5
94%
88%
91%
Over 13.5
94%
88%
91%
Over 14.5
89%
75%
82%
Over 15.5
83%
50%
67%
Over 16.5
67%
38%
53%
Over 17.5
61%
38%
50%
Over 18.5
44%
38%
41%
Over 19.5
39%
38%
39%
Over 20.5
28%
25%
27%
Over 21.5
28%
25%
27%
Over 22.5
22%
25%
24%
Over 23.5
22%
25%
24%
Over 24.5
22%
25%
24%
Over 25.5
11%
13%
12%
Over 26.5
11%
13%
12%
Over 27.5
11%
13%
12%
Over 28.5
11%
13%
12%
Over 29.5
11%
13%
12%
3 Set Matches
Total Games In A Set
Data Point
Yeonwoo Ku
Janice Tjen
Average
Over 12.5
98%
94%
96%
Over 13.5
96%
86%
91%
Over 14.5
92%
74%
83%
Over 15.5
88%
60%
74%
Over 16.5
80%
42%
61%
Over 17.5
68%
36%
52%
Over 18.5
62%
26%
44%
Over 19.5
60%
24%
42%
Over 20.5
50%
12%
31%
Over 21.5
44%
12%
28%
Over 22.5
38%
12%
25%
Over 23.5
34%
10%
22%
Over 24.5
30%
10%
20%
Over 25.5
24%
4%
14%
Over 26.5
16%
4%
10%
Over 27.5
12%
4%
8%
Over 28.5
10%
2%
6%
Over 29.5
10%
2%
6%
Data Point
Yeonwoo Ku
Janice Tjen
Average
Average Games in a Set
9.06
8.12
8.59
Over 6.5
92%
84%
88%
Over 7.5
72%
60%
66%
Over 8.5
54%
32%
43%
Over 9.5
42%
22%
32%
Over 10.5
24%
10%
17%
Over 11.5
24%
10%
17%
Over 12.5
8%
4%
6%
Break Points Won (Grass Courts)
2025 Calendar Year
Last 12 Months
3 Set Matches
Breaks Per Set
Data Point
Yeonwoo Ku
Janice Tjen
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
Yeonwoo Ku
Janice Tjen
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
Yeonwoo Ku
Janice Tjen
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
Yeonwoo Ku
Janice Tjen
Match Total
Average Break-Points Converted (Set 1)
N/A
N/A
1
Average Break-Points Converted (Set 2)
N/A
N/A
0.75
Average Break-Points Converted (Set 3)
N/A
N/A
0
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
50%
Over 1.5
N/A
N/A
50%
Over 2.5
N/A
N/A
50%
Over 3.5
N/A
N/A
25%
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
Yeonwoo Ku
Janice Tjen
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
Yeonwoo Ku
Janice Tjen
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)
2025 Calendar Year
Last 12 Months
3 Set Matches
Data Point
Yeonwoo Ku
(Match)
(Match)
Janice Tjen
(Match)
(Match)
Average
Tie Breaks Per Match
0
N/A
0.09
Over 0.5
0%
N/A
N/A
Over 1.5
0%
N/A
N/A
Over 2.5
0%
N/A
N/A
Under 0.5
100%
N/A
50%
Under 1.5
100%
N/A
50%
Under 2.5
100%
N/A
50%
3 Set Matches
Data Point
Yeonwoo Ku
(Match)
(Match)
Janice Tjen
(Match)
(Match)
Average
Tie Breaks Per Match
0
N/A
0.13
Over 0.5
0%
N/A
N/A
Over 1.5
0%
N/A
N/A
Over 2.5
0%
N/A
N/A
Under 0.5
100%
N/A
50%
Under 1.5
100%
N/A
50%
Under 2.5
100%
N/A
50%
Latest Results For Yeonwoo Ku
Date
Tournament
Player
Opponent
Total Sets
Yeonwoo Ku
13 - 8
Opponent
Total Wins
Yeonwoo Ku
6 - 4
Opponent
Win Percentage
Yeonwoo Ku
60% - 40%
Opponent
Latest Results For Janice Tjen
Date
Tournament
Player
Opponent
Total Sets
Janice Tjen
9 - 8
Opponent
Total Wins
Janice Tjen
4 - 4
Opponent
Win Percentage
Janice Tjen
50% - 50%
Opponent
Ranking
Elo
Ranking
Elo