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Yu Jin Ahn tennis player profile visual with TennisJack stats and match analysis
TJPlayer research cockpit

Yu Jin Ahn

TennisJack analysis

Yu Jin Ahn currently has a useful TennisJack sample of 26 completed matches, with a 42.3% win rate in the loaded match history. The recent form line is 5-5 across the latest 10 completed matches.

Latest rank #1059
M
Matches26Completed matches
%
Win rate42.3%Across all matches
F
Latest form5-5In latest 10 matches
Performance metrics
Hold Base55.9%
Break Pressure41.9%
Latest form (10 matches)
5-5
W Oldest L 2 W 3 W 4 L 5 W 6 W 7 L 8 L 9 L Latest
Surface profile
Hardcourt outdoor 22 matches · 50.0% WR
South Korea flag
CountrySouth KoreaCountry profile
PlayRightRight-handed
Highest Rank#739Singles career high
Age / Birthday29Born 13 Mar 1997
Profile intelligence

Ten signals worth watching.

Built from 26 completed TennisJack matches: form, surface, odds, pressure and close-set behavior. The full match log stays below for audit.

01

Player DNA

Quick fingerprint from starts, service base, return bite and decider exposure.

Slow starter Break-heavy player
Set 1 punch38.5%
Service shield55.9%
Return bite41.9%
Decider risk26.9%
02

Favorite / Underdog Split

How the player behaves when priced as market favorite versus outsider.

Favorite 76.9% 10-3 - 13 matches Avg odds 1.43 | 1+ set 92.3%
Underdog 9.1% 1-10 - 11 matches Avg odds 3.12 | 1+ set 9.1%
03

First Set Personality

Shows whether the player starts cleanly, breaks first, or survives early pressure.

Set 1 win38.5%
Breaks first S161.5%
Broken first S138.5%
Recovers S120.0%
04

Break Pressure Profile

Return damage versus service leakage, built from set-level break counters.

Avg breaks4.38
Avg broken4.85
Balance-0.46
Clean service matches0.0%
3+ breaks produced80.8%
Set 2 win42.3%
05

Clean Win / Comeback Index

Separates smooth 2-0 wins from matches where the player had to repair damage.

36.4%Clean 2-0 share among wins
Clean 2-0 wins4
Comeback signals10
Lost set 1, won match2
Comeback index38.5%
06

Surface Edge

Where the profile is most trustworthy and where the win rate really travels.

Primary surfaceHardcourt outdoor
Primary record11-11
Primary WR50.0%
Best surfaceHardcourt outdoor 50.0%
Hardcourt outdoor11-1150.0%
Hardcourt indoor0-40.0%
07

Odds Value Pulse

Shows whether the player wins as expected or creates value at outsider prices.

Avg win odds1.47
Avg loss odds2.84
Biggest win odds1.95
2.00+ odds WR0.0%
2.00+ sample10
Odds sample24
08

Decider Profile

How often matches become complicated, and whether the player survives the third set.

Three-set share26.9%
Decider record4-3
Set 3 win57.1%
After losing S112.5%
09

Close Set Risk

Tie-break and 7-5 / 7-6 pressure profile, useful for spotting fragile edges.

Close sets6-16
Close-set WR27.3%
Tie-breaks3-3
Matches with tight set15
10

Momentum Trend

Compares the latest 5 matches with the previous 10 so form shifts are visible immediately.

Stable form · 3 losses running
W oldest L 2 W 3 W 4 L 5 W 6 W 7 L 8 L 9 L latest
Latest 5 2-3 40.0% WR
Trend delta +0.0% latest vs previous sample
Match log

All Yu Jin Ahn matches in the TennisJack sample.

Scan date, tournament, surface, players, odds, final score, result and service-return indicators from completed matches.

Open Player Research
Loss
24.06.2026
W15 MaanshanHardcourt indoor
Yu Jin Ahn
vs
Chenting Zhu
5.50
1.13
2-6 2-6
Hold
37.5%
Break
12.5%
Loss
15.05.2026
W15 LuanHardcourt outdoor
Yu Jin Ahn
vs
JiaYi Wang
3.50
1.29
1-6 3-6
Hold
37.5%
Break
12.5%
Win
14.05.2026
W15 LuanHardcourt outdoor
Yu Jin Ahn
vs
Xiran Lan
1.20
4.33
6-3 6-0
Hold
87.5%
Break
71.4%
Win
13.05.2026
W15 LuanHardcourt outdoor
Yu Jin Ahn
vs
Lingyou Ge
1.40
2.75
6-4 6-2
Hold
77.8%
Break
55.6%
Loss
08.05.2026
W15 LuanHardcourt outdoor
Ruirui Zou
vs
Yu Jin Ahn
1.36
3.00
6-4 7-5
Hold
27.3%
Break
54.5%
Win
07.05.2026
W15 LuanHardcourt outdoor
Liuyan An
vs
Yu Jin Ahn
1.83
1.83
3-6 3-6
Hold
77.8%
Break
55.6%
Win
05.05.2026
W15 LuanHardcourt outdoor
Xiao Tang
vs
Yu Jin Ahn
2.63
1.44
6-3 6-7 4-6
Hold
43.8%
Break
50.0%
Loss
30.04.2026
W35 GoyangHardcourt outdoor
Jaeda Daniel
vs
Yu Jin Ahn
1.36
3.00
6-1 6-2
Hold
0.0%
Break
37.5%
Win
29.04.2026
W35 GoyangHardcourt outdoor
Ui Su Jeong
vs
Yu Jin Ahn
2.00
1.73
7-5 3-6 1-6
Hold
64.3%
Break
57.1%
Win
27.04.2026
W35 GoyangHardcourt outdoor
Yu Jin Ahn
vs
Natalia Fehr
1.02
12.00
6-1 6-0
Hold
85.7%
Break
100.0%
Loss
21.04.2026
W15 SingaporeHardcourt indoor
Yu Jin Ahn
vs
Ha Eum Lee
2.63
1.44
2-6 3-6
Hold
50.0%
Break
11.1%
Loss
15.04.2026
W15 SingaporeHardcourt indoor
Yu Jin Ahn
vs
Chia Yi Tsao
3.75
1.25
4-6 6-7
Hold
63.6%
Break
25.0%
Loss
10.09.2025
ITF W15 YeongwolHardcourt outdoor
Yujin Kim
vs
Yu Jin Ahn
1.53
2.38
6-1 7-6
Hold
44.4%
Break
27.3%
Loss
03.09.2025
ITF W15 YeongwolHardcourt outdoor
Yu Jin Ahn
vs
Ui Su Jeong
1.53
2.38
4-6 3-6
Hold
44.4%
Break
30.0%
Loss
28.08.2025
ITF W15 LuanHardcourt outdoor
Yu Jin Ahn
vs
Meiling Wang
4.00
1.22
6-7 5-7
Hold
50.0%
Break
38.5%
Win
20.08.2025
ITF W15 LuanHardcourt outdoor
Yu Jin Ahn
vs
Seo Yun Choi
1.80
1.91
6-3 6-0
Hold
85.7%
Break
75.0%
Win
11.06.2025
ITF W15 TashkentHardcourt outdoor
Elina Nepliy
vs
Yu Jin Ahn
1.80
1.91
3-6 6-0 6-7
Hold
50.0%
Break
35.7%
Loss
29.05.2025
ITF W15 DaeguHardcourt outdoor
Yu Jin Ahn
vs
Gaeul Jang
1.73
2.00
4-6 6-3 3-5
Hold
21.4%
Break
71.4%