Level, 1 wins each over 2 singles meetings since 2022. Last meeting on 24/08/2026 at U.S. Open - New York.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 24/08/2026 | U.S. Open - New York | Qualifying 1 | hard | Watson | 6-4 2-6 4-6 |
| 04/04/2022 | Credit One Charleston Open - Charleston | Round 1 | clay | Liu | 4-6 2-6 |
| hard | Watson 1 - 0 Liu |
| clay | Watson 0 - 1 Liu |
| 2026 | Watson 1 - 0 Liu |
| 2022 | Watson 0 - 1 Liu |
115 wins, 117 losses since 2021 (49.6%).
Last matches: D V V D D
156 wins, 113 losses since 2021 (58.0%).
Last matches: D D V D V
Level, 1 wins each over 2 singles meetings since 2022.
On 24/08/2026, at U.S. Open - New York (Qualifying 1): Heather Watson won 6-4 2-6 4-6.