Head to head
1
Hard
2
1
Carpet
0
Sebastien Grosjean's wins on the left · Paul-Henri Mathieu's on the right · bar lengths share one scale
All meetings (4)
| 2008 | US Open | Hard | R128 | Paul-Henri Mathieu | 6-7(4) 7-6(5) 6-3 6-2 |
| 2007 | Moscow | Hard | R32 | Paul-Henri Mathieu | 6-2 6-2 |
| 2006 | Lyon | Carpet | R32 | Sebastien Grosjean | 6-3 7-6(3) |
| 2006 | Australian Open | Hard | R16 | Sebastien Grosjean | 7-5 6-2 6-2 |
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.