If they played today
Dayeon Back
43%
Sets 0–2
Thin data
Ku Y.
57%
2–0
21%
2–1
23%
1–2
27%
0–2
30%
Chance of a third set 50%
Current ratings and the head-to-head record, for a best-of-three match with no tournament attached. For the forecast of a scheduled match, open the match page.
Side by side
| Dayeon Back | Ku Y. | |
| 1596 | Rating | 1648 |
| 27–11 (71%) | Win-loss | 36–10 (78%) |
| 4 | ATP/WTA matches | 2 |
| WLLWL | Recent form | WWWWL |
All meetings (1)
| 2025-06-21 | Ku Y. | 1–2 | WTA Singles: Taipei 2 ITF |
Last five: Dayeon Back
| 2026-09-23 | L | Maya Joint | 0-2 | Seoul |
| 2026-09-21 | W | Yue Yuan | 2-1 | Seoul |
| 2025-11-25 | L | Wei S. | 1-2 | WTA Singles: Playford ITF |
| 2025-11-20 | L | Gibson T. | 0-2 | WTA Singles: Sydney 3 ITF |
| 2025-11-18 | W | Khan L. | 2-0 | WTA Singles: Sydney 3 ITF |
Last five: Ku Y.
| 2025-11-30 | L | Zhang S. | 0-2 | WTA Singles: Yokohama ITF |
| 2025-11-29 | W | Morvayova V. | 2-0 | WTA Singles: Yokohama ITF |
| 2025-11-28 | W | Ma Y. | 2-0 | WTA Singles: Yokohama ITF |
| 2025-11-27 | W | Sato N. | 2-0 | WTA Singles: Yokohama ITF |
| 2025-11-26 | W | Shimizu E. | 2-0 | WTA Singles: Yokohama ITF |