Yeonwoo Ku: 2026 record, ranking and statistics
Yeonwoo Ku (Korea (South)) is ranked No. 177 in the WTA singles rankings with 428 points (as of October 12, 2026). In 2026, Yeonwoo Ku is 6-5 in the 11 completed matches StatsNext stores, 6-5 on hard.
Country: Korea (South)
On this page
How is Yeonwoo Ku playing in 2026?
Yeonwoo Ku is 6-5 in 2026 (55% of 11 completed matches StatsNext stores), 6-5 on hard, and 5-5 in the last 10.
| Sets in 2026 | Yeonwoo Ku |
|---|---|
| First sets won | 9-2 (82%) |
| Matches won after winning the first set | 5-4 (56%) |
| Matches won after losing the first set | 1-1 (50%) |
| Tiebreaks won | 0-3 (0%) |
| Deciding sets won | 1-4 (20%) |
Completed matches in 2026 (walkovers excluded; retirements left out of the first-set conversions). A deciding set is the final set of a match that went the distance, best of 3 or 5 taken from the final score. Past results describe form; they are not a forecast.
Ranking
| Measure | Value |
|---|---|
| Current rank | No. 177 |
| Points | 428 |
| Best rank stored (since September 28, 2026) | No. 175 (September 28, 2026) |
2026 record by surface
| Surface | Matches | W-L | Win rate |
|---|---|---|---|
| Hard | 11 | 6-5 | 54.5% |
2026 serve and return
| Measure | Value |
|---|---|
| Aces per match | 1.7 |
| Double faults per match | 4.5 |
| First serves in | 67.8% |
| First-serve points won | 63.9% |
| Second-serve points won | 46.7% |
| Break points saved | 54.2% |
| Service points won | 58.6% |
| First-serve return points won | 41.8% |
| Second-serve return points won | 52.8% |
| Break points converted | 52.8% |
| Return points won | 45.7% |
| Total points won | 51.9% |
| Dominance Ratio | 1.1 |
| Serve rating | 107.2 |
| Return rating | 100.5 |
| Games won | 53% |
| First sets won | 81.8% |
| Tiebreak sets won | 0% |
| Deciding sets won | 20% |
Figures over 11 matches in 2026 with recorded statistics, the same as the StatsNext app and Stats Explorer.
Recent matches
| Tournament week | Tournament | Round | Opponent | Result | Score |
|---|---|---|---|---|---|
| Sep 21, 2026 | Seoul | Round of 16 | Elena-Gabriela Ruse | L | 6-2 6-7(1) 1-6 |
| Sep 21, 2026 | Seoul | Round of 32 | Alevtina Ibragimova | W | 6-3 6-2 |
| Aug 30, 2026 | US Open | Qualifying | Storm Hunter | L | 6-4 6-7(6) 0-6 |
| Aug 30, 2026 | US Open | Qualifying | Astra Sharma | W | 6-4 6-3 |
| Jul 26, 2026 | Vancouver 125 | Round of 32 | Emma Si Yu Dong | L | 6-4 2-6 6-7(6) |
| Jun 15, 2026 | Figueira Da Foz 125 | Semifinals | Darja Vidmanova | L | 4-6 3-6 |
| Jun 15, 2026 | Figueira Da Foz 125 | Quarterfinals | Martyna Kubka | W | 3-6 6-4 6-1 |
| Jun 15, 2026 | Figueira Da Foz 125 | Round of 16 | Viktoria Hruncakova | W | 6-4 6-3 |
| Jun 15, 2026 | Figueira Da Foz 125 | Round of 32 | Lucrezia Stefanini | W | 6-4 7-5 |
| Jan 5, 2026 | Auckland | Qualifying round 2 | Kaitlin Quevedo | L | 6-1 4-6 1-6 |
| Jan 5, 2026 | Auckland | Qualifying round 1 | Alina Charaeva | W | 6-3 6-2 |
| Oct 13, 2025 | Qualifying round 1 | Katarina Zavatska | L | 4-6 6-2 5-7 | |
| Sep 15, 2025 | Seoul | Round of 32 | Lois Boisson | L | 2-6 1-6 |
How to read these numbers
- Matches are singles matches StatsNext stores; walkovers are listed but not counted in records.
- The provider dates every match with its tournament’s start date, so dates are tournament weeks.
- A round shows a dash when the provider’s round code cannot be mapped to a named round.
This page shows results and statistics only. It contains no sportsbook prices or betting lines. Current markets and StatsNext research are in the app.
Research in StatsNext
- Yeonwoo Ku in StatsNext: Player Research with serve and return by window and surface, Dominance Ratio, results by opponent rank, workload and current markets
- WTA singles rankings
- WTA advanced stats
- WTA tournaments and research