Nombre: On Yu Choi
País: Republic of Korea
Fecha de nacimiento: 29.12.06, 19 años
WTA ranking: 791
TOP posición de la clasificación: 725 (20.10.25, 5000 puntos)
Puntos: 43
Partidos totales: 155
ganar: 84
%: 54.19 %
País: Republic of Korea
Fecha de nacimiento: 29.12.06, 19 años
WTA ranking: 791
TOP posición de la clasificación: 725 (20.10.25, 5000 puntos)
Puntos: 43
Partidos totales: 155
ganar: 84
%: 54.19 %
| año | resumen | Difícil | Arcilla | I. difícil | Alfombra | Césped | Acrílico |
| 2026 | 11/11 | 11/9 | 0/0 | 0/2 | 0/0 | 0/0 | 0/0 |
| 2025 | 26/23 | 26/22 | 0/0 | 0/1 | 0/0 | 0/0 | 0/0 |
| 2024 | 32/27 | 26/23 | 4/3 | 2/1 | 0/0 | 0/0 | 0/0 |
| 2023 | 12/6 | 12/6 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2022 | 3/3 | 3/3 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2021 | 0/1 | 0/0 | 0/0 | 0/1 | 0/0 | 0/0 | 0/0 |
| TOTAL | 84/71 | 78/63 | 4/3 | 2/5 | 0/0 | 0/0 | 0/0 |
| porc. % | 54.19 % | 55.32 % | 57.14 % | 28.57 % | 0 % | 0 % | 0 % |
On Yu Choi / programado / pasado
| No se encontraron partidos |
On Yu Choi form / año 2026
On Yu Choi / año 2026
| 21.05.26 | 1er ronda | Sera Nishimoto | On Yu Choi | 6-76, 6-4, 6-3 |  | match details |  W35 Changwon | Difícil |
| 11.05.26 | c 2 | Rinon Okuwaki | On Yu Choi | 6-4, 6-1 | | match details | W35 Andong | Difícil |
| 06.05.26 | 1er ronda | Yuki Naito | On Yu Choi | 6-0, 6-0 | | match details | W35 Changwon | Difícil |
| 05.05.26 | calif. | On Yu Choi | Soo Young Choi | 7-66, 6-3 |  | match details | ||
| 04.05.26 | c 2 | On Yu Choi | Yeon Joo Cha | 6-2, 6-2 | | match details | ||
| 30.04.26 | 2da ronda | Kayo Nishimura | On Yu Choi | 6-2, 2-6, 6-4 | | match details | W35 Goyang | Difícil |
| 29.04.26 | 1er ronda | On Yu Choi | Na Hyun Kang | 1-6, 7-64, 6-3 | | match details | ||
| 27.04.26 | calif. | On Yu Choi | Gio Jang | 6-0, 6-1 | | match details | ||
| 26.04.26 | c 1 | On Yu Choi | Yeon Joo Cha | 6-2, 6-3 | | match details | ||
| 23.04.26 | 2da ronda | Valentina Ryser | On Yu Choi | 6-2, 4-6, 6-0 | | match details |  W35 Miyazaki | Difícil |
| 22.04.26 | 1er ronda | On Yu Choi | Funa Kozaki | 6-3, 6-1 | | match details | ||
| 21.04.26 | calif. | On Yu Choi | Sera Nishimoto | 6-1, 6-4 | | match details | ||
| 20.04.26 | c 2 | On Yu Choi | Shizuka Sakurada | 6-4, 6-1 | | match details | ||
| 14.04.26 | calif. | Sae Noguchi | On Yu Choi | 6-1, 6-3 | | match details | W35 Miyazaki | Difícil |
| 13.04.26 | c 2 | On Yu Choi | Yuno Kitahara | 3-6, 6-3, 11-9 | | match details | ||
| 12.04.26 | c 1 | On Yu Choi | Karen Tsutsumi | 6-1, 6-0 | | match details | ||
| 08.03.26 | c 1 | Yui Ohwaki | On Yu Choi | 6-4, 6-1 | | match details |  W15 Maanshan | I. difícil |
| 03.03.26 | 1er ronda | Ho Ching Wu | On Yu Choi | 6-2, 6-0 | | match details | W15 Maanshan | I. difícil |
| 23.02.26 | c 2 | Helena Stevic | On Yu Choi | 3-6, 6-1, 10-5 | | match details |  W35 Monastir | Difícil |
| 19.02.26 | 2da ronda | Han Shi | On Yu Choi | 2-6, 6-4, 6-3 | | match details | W15 Monastir | Difícil |
| 18.02.26 | 1er ronda | On Yu Choi | Yuka Hosoki | 6-0, 6-1 | | match details | ||
| 10.02.26 | 1er ronda | Yoana Konstantinova | On Yu Choi | 6-0, 6-4 | | match details | W15 Monastir | Difícil |