Head to head
2
Hard
0
1
Clay
0
Gilles Simon's wins on the left · Martin Klizan's on the right · bar lengths share one scale
All meetings (4)
| 2015 | Metz | Hard | SF | Gilles Simon | 6-4 6-4 |
| 2015 | Roland Garros | Clay | R64 | Gilles Simon | 7-5 6-2 6-3 |
| 2014 | Hamburg | Clay | R32 | Gilles Simon | W/O |
| 2013 | Rotterdam | Hard | QF | Gilles Simon | 6-7(6) 6-3 3-0 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.