Head to head
0
Hard
2
0
Clay
1
1
Grass
0
Philipp Kohlschreiber's wins on the left · Igor Sijsling's on the right · bar lengths share one scale
All meetings (4)
| 2014 | Wimbledon | Grass | R128 | Philipp Kohlschreiber | 6-4 6-4 6-2 |
| 2014 | Rotterdam | Hard | QF | Igor Sijsling | 6-2 2-6 6-1 |
| 2013 | Dusseldorf | Clay | R16 | Igor Sijsling | 3-6 6-3 6-4 |
| 2011 | Metz | Hard | R16 | Igor Sijsling | 6-4 7-5 |
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.