Head to head
2
Hard
2
1
Clay
2
Feliciano Lopez's wins on the left · Kei Nishikori's on the right · bar lengths share one scale
Momentum
Running lead across all meetings, oldest to newest (walkovers excluded).
All meetings (7)
| 2018 | Rome Masters | Clay | R64 | Kei Nishikori | 7-6(5) 6-4 |
| 2015 | Indian Wells Masters | Hard | R16 | Feliciano Lopez | 6-4 7-6(2) |
| 2014 | Madrid Masters | Clay | QF | Kei Nishikori | 6-4 6-4 |
| 2013 | Tokyo | Hard | R16 | Kei Nishikori | 7-6(4) 6-0 |
| 2013 | Cincinnati Masters | Hard | R64 | Feliciano Lopez | 6-4 7-6(4) |
| 2013 | Memphis | Hard | F | Kei Nishikori | 6-2 6-3 |
| 2011 | Barcelona | Clay | R16 | Feliciano Lopez | 6-4 7-6(5) |
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.