Ui Su Jeong vs Yu Jin Ahn — W15 Yeongwol Round of 32

W15 Yeongwol · CHALLENGER · Round of 32
KOR
Ui Su Jeong
#1268WTA
Last 10 · pre-match
LLWLL
0 — 0
Sets
Monday, 1 September 2025
hard
KOR
Yu Jin Ahn
29 yrs
Last 10 · pre-match
LWWLWWLWLL
Jeong U.
6-4 6-3
Ahn Y.
Jeong U.
662
Ahn Y.
43–

Ui Su Jeong defeated Yu Jin Ahn 6-4 6-3 in the W15 Yeongwol round of 32 on hard.

Key context

  • Match story: Ui Su Jeong closed it out in two sets, 6–4 6–3.

Head to head

No previous meetings on record.

Serve vs return

This season
Jeong U.serving42% hold

wins 47% of points on serve vs Ahn Y.

Ahn Y.serving64% hold

wins 56% of points on serve vs Jeong U.

Baseline battle — serve is shaky, expect plenty of breaks

Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About

Statistics

This season
Jeong U.Ahn Y.
1st serve in·Clear edge
55%
71%
1st serve points won·Even
57%
56%
2nd serve points won·Even
42%
41%
Service points won·Even
51%
52%
Return points won·Clear edge
35%
48%
Break points saved·Even
44%
48%
Aces / match·Even
0.8
0.4
Double faults / match·Clear edge
3.2
4.4

Averages over each player's completed matches in the selected window (5 vs 27). ATP, WTA & Challenger.

Umpiry Score

Pre-match
Jeong U.
4.1
Heavy underdogUmpiry ScorePartial · surface data limited
  • Extended break: 119 days (−1.5)
Ahn Y.
6.4
Marginal edgeUmpiry ScorePartial · surface data limited
Form & Matchup
5.0No prior meetings
H2H
5.0
Surface form
6.0
0.0Lost last 3
Win streak
Context
5.0
Defending pts
7.0

The Umpiry Score combines match-context factors — matchup, form, fatigue, travel and motivation — into a single 0–10 score, updated daily. Read how it works.

Conditions

Court speed
Slowlow bounce, long rallies
SlowFast

Draw

Final
Lee S.
Yoshimoto N.
6-46-3
Lee Y.
Yoshimoto N.
6-26-4
Semi-finals
Lee S.
Noguchi S.
6-06-3
Yoshimoto N.
Park E.
7-56-2
Yoshimoto N.
Noguchi S.
6-757-646-2
Lee Y.
Kim D.
7-57-5
Quarter-finals
Lee S.
Aikawa M.
6-06-1
Noguchi S.
Hanatani N.
3-66-26-0
Yoshimoto N.
Tsujioka S.
7-56-3
Park E.
Jeong U.
6-36-1
Noguchi S.
Kawagishi N.
6-26-3
Lee Y.
Zhu A.
6-36-2
Kim D.
Lee S.
6-47-5
Yoshimoto N.
Jang S.
6-46-2
R16
Jeong U.
Higashitani N.
6-36-2
Lee S.
Jeong B.
4-66-06-3
Hanatani N.
Shek C.
6-24-66-3
Park E.
Jang S.
6-06-4
Tsujioka S.
Moon J.
6-26-0
Noguchi S.
Lee Y.
6-46-2
Yoshimoto N.
Nishimoto S.
1-1
Aikawa M.
Wi H.
6-32-0
Kawagishi N.
Kawaguchi N.
1-66-37-5
Lee S.
Lee D.
6-06-4
Lee Y.
Shek C.
2-66-27-68
Noguchi S.
Kim Y.
7-676-4
Jang S.
Hanatani N.
6-47-5
Yoshimoto N.
Tsujioka S.
7-656-3
Zhu A.
Nakashima M.
6-26-3
Kim D.
Jeong S.
W/O
R32
Yoshimoto N.
Lee D.
6-36-2
Lee S.
Choi M.
6-16-1
Hanatani N.
Oh E.
6-16-3
Jeong B.
Kim D.
2-66-27-5
Nishimoto S.
Yoshioka K.
7-53-66-4
Tsujioka S.
Zhu A.
6-47-5
Aikawa M.
Kim Y.
6-06-0
Noguchi S.
Hong Y.
7-57-63
Wi H.
Koyama H.
6-26-1
Park E.
Hosoki Y.
6-16-2
Moon J.
Kawagishi N.
6-36-3
Higashitani N.
Kim Y.
7-653-66-2
Jang S.
Nepliy E.
6-26-4
Lee Y.
Park R.
6-12-66-3
Shek C.
Chikaraishi Y.
6-06-2
Jeong U.
Ahn Y.
6-46-3
Hanatani N.
Yoshioka K.
6-32-66-2
Noguchi S.
Higashitani N.
6-36-4
Jang S.
Lee D.
7-56-2
Kawagishi N.
Son H.
6-46-3
Jeong S.
Nepliy E.
6-16-1
Lee Y.
Aikawa M.
7-57-5
Kawaguchi N.
Hosoki Y.
6-26-2
Lee S.
Choi O.
6-16-3
Nakashima M.
Chikaraishi Y.
6-26-1
Tsujioka S.
Lee E.
7-54-67-62
Kim Y.
Ahn Y.
6-17-62
Kim D.
Jang G.
6-46-3
Zhu A.
Park J.
6-26-4
Yoshimoto N.
Lim S.
6-16-1
Lee D.
Lee H.
4-67-56-3
Shek C.
Cho N.
4-1