Head to head
1
Hard
3
1
Clay
1
1
Carpet
0
Tommy Haas's wins on the left · Marcelo Rios's on the right · bar lengths share one scale
Momentum
Running lead across all meetings, oldest to newest (walkovers excluded).
All meetings (7)
| 2002 | Australian Open | Hard | QF | Tommy Haas | 7-6(2) 6-4 6-7(2) 7-6(5) |
| 2000 | Roland Garros | Clay | R128 | Tommy Haas | 6-3 6-2 RET |
| 1999 | Hamburg Masters | Clay | QF | Marcelo Rios | 6-4 6-4 |
| 1998 | Stuttgart Masters | Hard | R32 | Marcelo Rios | 6-3 7-5 |
| 1998 | Lyon | Carpet | SF | Tommy Haas | 6-2 1-0 RET |
| 1998 | Miami Masters | Hard | R32 | Marcelo Rios | 6-4 6-3 |
| 1997 | US Open | Hard | R32 | Marcelo Rios | 6-4 3-6 6-3 1-6 6-1 |
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.