Head to head
1
Clay
0
Kei Nishikori's wins on the left · Gilles Simon's on the right · bar lengths share one scale
All meetings (2)
| 2018 | Roland Garros | Clay | R32 | Kei Nishikori | 6-3 6-1 6-3 |
| 2012 | Paris Masters | Hard | R16 | Gilles Simon | W/O |
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.