Head to head
Rivalry summary
Robin Haase and Kei Nishikori met 2 times on the ATP tour between 2011 and 2018. Their head-to-head is level at 1–1. By surface, they are level 1–1 on hard.
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Hard
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Robin Haase's wins on the left · Kei Nishikori's on the right · bar lengths share one scale
All meetings (2)
| 2018 | Canada Masters | Hard | R64 | Robin Haase | 7-5 6-1 |
| 2011 | Shanghai Masters | Hard | R64 | Kei Nishikori | 0-6 7-5 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.