Mariano Zabaleta defeated Marcelo Rios 7-6 1-6 6-3 in the Buenos Aires round of 16 on clay. The result followed the form book — Mariano Zabaleta came in leading the head-to-head 3–2, defending last year's round of 32. Mariano Zabaleta extended the head-to-head to 4–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2002-02-11 | Vina del Mar | R32 | clay | Mariano Zabaleta | 6-4 7-6(6) |
| 2000-09-18 | Sydney Olympics | R64 | hard | Mariano Zabaleta | 6-7(8) 6-4 7-5 |
| 2000-03-13 | Indian Wells Masters | R32 | hard | Mariano Zabaleta | 7-6(4) 6-3 |
| 1999-05-17 | St. Poelten | F | clay | Marcelo Rios | 4-4 RET |
| 1999-05-03 | Hamburg Masters | F | clay | Marcelo Rios | 6-7(5) 7-5 5-7 7-6(5) 6-2 |
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 68). ATP, WTA & Challenger.