Head to head
1
Hard
1
0
Clay
1
1
Grass
0
Tommy Haas's wins on the left · Gael Monfils's on the right · bar lengths share one scale
All meetings (4)
| 2013 | Halle | Grass | QF | Tommy Haas | 6-7(4) 6-3 6-3 |
| 2013 | Auckland | Hard | QF | Gael Monfils | 3-6 7-5 6-3 |
| 2008 | Cincinnati Masters | Hard | R32 | Tommy Haas | 5-1 RET |
| 2006 | Rome Masters | Clay | R64 | Gael Monfils | 6-2 3-6 6-4 |
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.