Yeon Woo Ku
WTA · World No. 172 · KOR
At a glance
Elo
1673
Hard Elo
1703
Clay Elo
1511
Grass Elo
1484
Last 52w win%
71%
Last 10
7-3
Tiebreak win%
45%
Deciding-set win%
50%
Serve & return profile
Return-first: wins by breaking rather than overpowering on serve. Converts break chances at a high rate.
Serve / return map
vs 565 tour pros
Strengths vs tour
Career percentile · tick = tour median
Serve points won55%50th
Return points won50%98th
Ace rate1.5%25th
Double-fault discipline5.3%44th
Break points saved52%32th
Break points won51%88th
Serve anatomy
1st serve in64%
1st serve won60%
2nd serve won46%
Surface splits
Serve & return points won, break-point save & conversion, and ace rate, broken out by surface. Win% is heat-shaded against a 50% baseline. Toggle the window: career, last 52 weeks, or this season.
| Surface | M | W-L | Win% | Serve% | Return% | Ace% | BP Sv% | BP Cv% |
|---|---|---|---|---|---|---|---|---|
| All | 163 | 106-57 | 65% | 55% | 50% | 1.5% | 52% | 51% |
| Hard | 139 | 93-46 | 67% | 55% | 51% | 1.4% | 53% | 51% |
| Clay | 23 | 13-10 | 57% | 54% | 49% | 1.7% | 44% | 51% |
| Grass | 1 | 0-1 | 0% | 49% | 31% | 3.1% | 67% | 14% |
Recent matches
| Date | Tournament | Surf | Odds | R | Opponent | Score |
|---|---|---|---|---|---|---|
| Jun 23, 2026 | Wimbledon - London · Grand Slam | Grass | — | L | Teodora Kostovic | 6-1 6-4 |
| Jun 20, 2026 | Ladies Open - Figueira da Foz · WTA 125 | Hard | — | L | Darja Vidmanova | 6-4 6-3 |
| Jun 19, 2026 | Ladies Open - Figueira da Foz · WTA 125 | Hard | — | W | Martyna Kubka | 3-6 6-4 6-1 |
| Jun 17, 2026 | Ladies Open - Figueira da Foz · WTA 125 | Hard | — | W | Viktoria Hruncakova | 6-4 6-3 |
| Jun 16, 2026 | Ladies Open - Figueira da Foz · WTA 125 | Hard | 1.67 | W | Lucrezia Stefanini | 6-4 7-5 |
| Jun 11, 2026 | W50 Guimaraes · ITF Event | Hard | 1.39 | L | — | 7-6(3) 6-2 |
| Jun 10, 2026 | W50 Guimaraes · ITF Event | Hard | — | W | — | 6-1 6-4 |
| Jun 7, 2026 | W50 Montemor-o-Novo · ITF Event | Hard | — | W | Francisca Jorge | 3-6 6-4 6-2 |
| Jun 6, 2026 | W50 Montemor-o-Novo · ITF Event | Hard | — | W | — | 6-2 6-1 |
| Jun 5, 2026 | W50 Montemor-o-Novo · ITF Event | Hard | — | W | — | 6-4 7-5 |
| Jun 4, 2026 | W50 Montemor-o-Novo · ITF Event | Hard | — | W | — | 6-4 7-5 |
| Jun 2, 2026 | W50 Montemor-o-Novo · ITF Event | Hard | — | W | — | 6-1 6-3 |
| May 19, 2026 | French Open - Paris · Grand Slam | Clay | — | L | Karolina Pliskova | 0-6 6-3 6-1 |
| May 11, 2026 | W75 Trnava · ITF Event | Clay | 3.26 | L | Claire Liu | 6-4 6-1 |
| Apr 28, 2026 | W100 Gifu · ITF Event | Hard | 1.84 | L | Maddison Inglis | 3-6 6-2 6-4 |
| Apr 22, 2026 | W100 Tokyo · ITF Event | Hard | 1.40 | L | Haruka Kaji | 6-4 7-6(2) |
| Apr 17, 2026 | W35 Miyazaki · ITF Event | Hard | — | L | Hayu Kinoshita | 6-1 6-7(5) 6-3 |
| Apr 16, 2026 | W35 Miyazaki · ITF Event | Hard | 1.12 | W | — | 6-3 6-2 |
| Apr 15, 2026 | W35 Miyazaki · ITF Event | Hard | 1.04 | W | — | 6-1 6-0 |
| Nov 29, 2025 | W50 Yokohama 1 · ITF Event | Hard | 3.34 | L | Shuai Zhang | 6-3 6-2 |
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