Head to head
0
Hard
3
1
Clay
0
1
Grass
1
Jiri Novak's wins on the left · Tommy Haas's on the right · bar lengths share one scale
Momentum
Running lead across all meetings, oldest to newest (walkovers excluded).
All meetings (6)
| 2005 | Halle | Grass | R32 | Tommy Haas | 6-4 6-1 |
| 2004 | Madrid Masters | Hard | R32 | Tommy Haas | 6-1 6-4 |
| 2004 | Halle | Grass | QF | Jiri Novak | 6-4 7-6(1) |
| 2001 | Vienna | Hard | R16 | Tommy Haas | 7-6(3) 6-3 |
| 2001 | US Open | Hard | R32 | Tommy Haas | 6-3 6-4 6-2 |
| 2000 | Rome Masters | Clay | R64 | Jiri Novak | 7-6(5) 7-6(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.