Head to head
5
Hard
2
0
Clay
3
Gilles Simon's wins on the left · Philipp Kohlschreiber's on the right · bar lengths share one scale
Momentum
Running lead across all meetings, oldest to newest (walkovers excluded).
All meetings (10)
| 2019 | Rome Masters | Clay | R64 | Philipp Kohlschreiber | 6-2 3-6 6-3 |
| 2017 | Hamburg | Clay | R16 | Philipp Kohlschreiber | 6-3 3-6 6-2 |
| 2016 | Tokyo | Hard | R32 | Gilles Simon | 7-5 4-6 6-0 |
| 2015 | Davis Cup WG R1: GER vs FRA | Hard | RR | Philipp Kohlschreiber | 7-6(5) 6-4 |
| 2014 | Hamburg | Clay | R16 | Philipp Kohlschreiber | 7-5 6-3 |
| 2010 | Metz | Hard | SF | Gilles Simon | 6-3 6-2 |
| 2010 | US Open | Hard | R64 | Gilles Simon | 4-6 6-3 1-6 6-1 6-3 |
| 2009 | Rotterdam | Hard | R32 | Gilles Simon | 7-5 7-6(1) |
| 2007 | Dubai | Hard | R32 | Gilles Simon | 6-4 6-4 |
| 2007 | Rotterdam | Hard | R32 | Philipp Kohlschreiber | 6-3 3-1 RET |
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.