Head to head
1
Hard
1
2
Clay
1
Kei Nishikori's wins on the left · Diego Schwartzman's on the right · bar lengths share one scale
All meetings (5)
| 2021 | ATP Cup | Hard | R128 | Diego Schwartzman | 6-1 6-7(4) 6-0 |
| 2019 | Rome Masters | Clay | QF | Diego Schwartzman | 6-4 6-2 |
| 2018 | US Open | Hard | R32 | Kei Nishikori | 6-4 6-4 5-7 6-1 |
| 2017 | Madrid Masters | Clay | R32 | Kei Nishikori | 1-6 6-0 6-4 |
| 2017 | Buenos Aires | Clay | R16 | Kei Nishikori | 5-7 6-2 6-2 |
Methodology
Head-to-head totals and surface splits exclude walkovers (no match was played), which follows ATP convention — walkover meetings still appear in the match list. The momentum chart plots the running lead across all counted meetings, oldest to newest.