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
On Yu Choi / últimos 50 partidos
| 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 |
| 27.11.25 | 2da ronda | Lan Mi | On Yu Choi | 6-4, 6-1 | | match details |  W15 Sharm | Difícil |
| 26.11.25 | 1er ronda | On Yu Choi | Yasmine Wagner | 6-1, 6-3 | | match details | ||
| 19.11.25 | 1er ronda | Amelie Justine Hejtmanek | On Yu Choi | 7-5, 6-1 | | match details | W15 Sharm | Difícil |
| 13.11.25 | 2da ronda | Anastasia Lizunova | On Yu Choi | 6-3, 7-62 | | match details | W15 Sharm | Difícil |
| 12.11.25 | 1er ronda | On Yu Choi | Yuzuha Negishi | 6-2, 6-4 | | match details | ||
| 06.11.25 | 2da ronda | Lauryn John-Baptiste | On Yu Choi | 7-5, 6-0 | | match details | W15 Sharm | Difícil |
| 05.11.25 | 1er ronda | On Yu Choi | Ksenia Meshcheryakova | 6-2, 6-0 | | match details | ||
| 09.10.25 | 2da ronda | Su Jeong Jang | On Yu Choi | 2-6, 6-2, 6-4 | | match details |  W35 Darwin | Difícil |
| 07.10.25 | 1er ronda | On Yu Choi | Jelena Cvijanovic | 6-2, 6-3 | | match details | ||
| 01.10.25 | 1er ronda | Jizelle Sibai | On Yu Choi | 6-4, 6-4 | | match details | W35 Darwin | Difícil |
| 24.09.25 | 1er ronda | Sakura Hosogi | On Yu Choi | 6-2, 6-1 | | match details | W100 Incheon | Difícil |
| 22.09.25 | calif. | On Yu Choi | Thasaporn Naklo | 3-6, 6-2, 6-3 | | match details | ||
| 21.09.25 | c 1 | On Yu Choi | Feier Hu | 6-4, 6-3 | | match details | ||
| 10.09.25 | 1er ronda | Suha Lee | On Yu Choi | 6-1, 6-3 | | match details | W15 Yeongwol | Difícil |
| 31.08.25 | c 1 | Eunji Lee | On Yu Choi | 6-4, 6-3 | | match details |  W35 Nakhon | Difícil |
| 25.08.25 | calif. | Gaeul Jang | On Yu Choi | 6-4, 6-3 | | match details | W35 Nakhon | Difícil |
| 24.08.25 | c 1 | On Yu Choi | Paola Lopez | 7-5, 7-5 | | match details | ||
| 19.08.25 | 1er ronda | Peangtarn Plipuech | On Yu Choi | 6-3, 6-1 | | match details | W15 Nakhon | Difícil |
| 29.07.25 | 1er ronda | Yushan Shao | On Yu Choi | 6-2, 6-2 | | match details | W15 Luan | Difícil |
| 27.07.25 | fin | Ying Zhang | On Yu Choi | 7-5, 6-3 | | match details | W15 Luan | Difícil |
| 26.07.25 | 1/2 | On Yu Choi | Eunhye Lee | 6-71, 7-66, 6-1 | | match details | ||
| 25.07.25 | 1/4 | On Yu Choi | Meiqi Guo | 1-6, 7-64, 1-3, Meiqi Guo - retirado | | match details | ||
| 24.07.25 | 2da ronda | On Yu Choi | Honoka Kobayashi | 6-2, 6-3 | | match details | ||
| 23.07.25 | 1er ronda | On Yu Choi | Meng Yi Chen | 6-1, 7-5 | | match details | ||
| 18.07.25 | 1/4 | Anne Christine Lutkemeyer Obregon | On Yu Choi | 6-3, 6-1 | | match details | W15 Luan | Difícil |
| 17.07.25 | 2da ronda | On Yu Choi | Yiru Chen | 6-2, 7-61 | | match details | ||
| 15.07.25 | 1er ronda | On Yu Choi | Honoka Kobayashi | 6-1, 6-3 | | match details | ||
| 27.06.25 | 1/4 | Sera Nishimoto | On Yu Choi | 6-1, 0-6, 6-3 | | match details | W15 Sapporo | Difícil |