By surface
| Surface | Kei Nishikori | Christian Harrison |
|---|---|---|
| Grass | 1 | 0 |
All meetings (1)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2018-07-02 | ATP | Wimbledon | Round of 128 | Grass | Kei Nishikori | 6-2 | 4-6 | 7-63 | 6-2 |
| Surface | Kei Nishikori | Christian Harrison |
|---|---|---|
| Grass | 1 | 0 |
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2018-07-02 | ATP | Wimbledon | Round of 128 | Grass | Kei Nishikori | 6-2 | 4-6 | 7-63 | 6-2 |