Head to head
0
Hard
1
2
Clay
2
Martin Klizan's wins on the left · Robin Haase's on the right · bar lengths share one scale
All meetings (5)
| 2018 | Umag | Clay | R16 | Robin Haase | 3-6 6-4 6-3 |
| 2014 | Roland Garros | Clay | R64 | Martin Klizan | 6-1 3-6 6-1 1-6 7-5 |
| 2013 | Casablanca | Clay | QF | Martin Klizan | 7-5 6-1 |
| 2013 | Zagreb | Hard | R16 | Robin Haase | 6-2 4-6 6-4 |
| 2012 | Kitzbuhel | Clay | SF | Robin Haase | 6-3 6-3 |
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.