Head to head
1
Hard
3
0
Clay
2
Tommy Haas's wins on the left · Gustavo Kuerten's on the right · bar lengths share one scale
Momentum
Running lead across all meetings, oldest to newest (walkovers excluded).
All meetings (6)
| 2001 | Cincinnati Masters | Hard | R32 | Gustavo Kuerten | 7-6(4) 7-6(8) |
| 2001 | Los Angeles | Hard | QF | Gustavo Kuerten | 6-3 6-3 |
| 2001 | Monte Carlo Masters | Clay | R16 | Gustavo Kuerten | 6-7(6) 6-3 6-3 |
| 2000 | Indian Wells Masters | Hard | R32 | Tommy Haas | 7-6(4) 7-6(1) |
| 1999 | Cincinnati Masters | Hard | R16 | Gustavo Kuerten | 7-5 7-5 |
| 1998 | Rome Masters | Clay | R16 | Gustavo Kuerten | 6-4 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.