Kei Nishikori leads 3 to 1 over 4 singles meetings since 2021. Last meeting on 20/05/2025 at Gonet Geneva Open - Geneva.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 20/05/2025 | Gonet Geneva Open - Geneva | Round 2 | clay | Khachanov | 7-5 2-5 |
| 01/01/2025 | Hong Kong Tennis Open - Hong Kong | Round 2 | hard | Nishikori | 6-4 3-6 5-6 |
| 31/05/2021 | French Open - Paris | Round 2 | clay | Nishikori | 6-4 2-6 6-2 4-6 4-6 |
| 03/05/2021 | Mutua Madrid Open - Madrid | Round 1 | clay | Nishikori | 7-6(6) 2-6 2-6 |
| clay | Nishikori 2 - 1 Khachanov |
| hard | Nishikori 1 - 0 Khachanov |
| 2025 | Nishikori 1 - 1 Khachanov |
| 2021 | Nishikori 2 - 0 Khachanov |
81 wins, 53 losses since 2021 (60.4%).
Last matches: D V V D V
177 wins, 124 losses since 2021 (58.8%).
Last matches: V V D D D
Kei Nishikori leads 3 to 1 over 4 singles meetings since 2021.
On 20/05/2025, at Gonet Geneva Open - Geneva (Round 2): Karen Khachanov won 7-5 2-5.