Marcelo Rios defeated Tommy Haas 6-4 3-6 6-3 1-6 6-1 in the US Open round of 32 on hard. Marcelo Rios extended the head-to-head to 4–3.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2002-01-14 | Australian Open | QF | hard | Tommy Haas | 7-6(2) 6-4 6-7(2) 7-6(5) |
| 2000-05-29 | Roland Garros | R128 | clay | Tommy Haas | 6-3 6-2 RET |
| 1999-05-03 | Hamburg Masters | QF | clay | Marcelo Rios | 6-4 6-4 |
| 1998-10-26 | Stuttgart Masters | R32 | carpet | Marcelo Rios | 6-3 7-5 |
| 1998-10-19 | Lyon | SF | clay | Tommy Haas | 6-2 1-0 RET |
| 1998-03-16 | Miami Masters | R32 | hard | Marcelo Rios | 6-4 6-3 |
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Averages over each player's completed matches in the selected window (200 vs 200). ATP, WTA & Challenger.