Head to head
3
Hard
0
2
Clay
0
Marcelo Rios's wins on the left · Gaston Gaudio's on the right · bar lengths share one scale
All meetings (5)
| 2003 | World Team Championship | Clay | RR | Marcelo Rios | 6-3 6-3 |
| 2003 | Indian Wells Masters | Hard | R64 | Marcelo Rios | 4-0 RET |
| 2003 | Vina del Mar | Clay | SF | Marcelo Rios | 6-3 6-2 |
| 2002 | Madrid Masters | Hard | R64 | Marcelo Rios | 6-2 6-2 |
| 2002 | Cincinnati Masters | Hard | R64 | Marcelo Rios | 6-3 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.