Head to head
1
Hard
1
Tommy Paul's wins on the left · Kei Nishikori's on the right · bar lengths share one scale
All meetings (2)
| 2025 | Australian Open | Hard | R64 | Tommy Paul | 6-7(3) 6-0 6-3 6-1 |
| 2017 | Washington | Hard | QF | Kei Nishikori | 3-6 7-6(8) 6-4 |
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.