Head to head
5
Hard
8
0
Clay
2
1
Grass
0
Marin Cilic'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 (16)
| 2024 | Tokyo | Hard | R32 | Kei Nishikori | 6-4 3-6 6-3 |
| 2018 | US Open | Hard | QF | Kei Nishikori | 2-6 6-4 7-6(5) 4-6 6-4 |
| 2018 | Monte Carlo Masters | Clay | QF | Kei Nishikori | 6-4 6-7(1) 6-3 |
| 2016 | Tour Finals | Hard | RR | Marin Cilic | 3-6 6-2 6-3 |
| 2016 | Basel | Hard | F | Marin Cilic | 6-1 7-6(5) |
| 2016 | Wimbledon | Grass | R16 | Marin Cilic | 6-1 5-1 RET |
| 2015 | Tokyo | Hard | QF | Kei Nishikori | 3-6 7-5 6-3 |
| 2015 | Washington | Hard | SF | Kei Nishikori | 3-6 6-1 6-4 |
| 2014 | US Open | Hard | F | Marin Cilic | 6-3 6-3 6-3 |
| 2014 | Barcelona | Clay | QF | Kei Nishikori | 6-1 6-3 |
| 2013 | Brisbane | Hard | QF | Kei Nishikori | 6-4 5-7 6-2 |
| 2013 | Memphis | Hard | QF | Kei Nishikori | 6-4 6-2 |
| 2012 | US Open | Hard | R32 | Marin Cilic | 6-3 6-4 6-7(3) 6-3 |
| 2011 | Chennai | Hard | R32 | Kei Nishikori | 4-6 7-6(0) 6-2 |
| 2010 | US Open | Hard | R64 | Kei Nishikori | 5-7 7-6(6) 3-6 7-6(3) 6-1 |
| 2008 | Indian Wells Masters | Hard | R128 | Marin Cilic | 6-2 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.