Rafael Serpa Guinazu defeated Hector Moretti 7-6 4-6 6-4 in the Argentina 1 Masters 3 round of 16 on clay. Rafael Serpa Guinazu extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2001-08-06 | Argentina F8 | R16 | clay | Hector Moretti | 6-3 6-3 |
| 1994-08-13 | Argentina 3 Masters 2 | R32 | clay | Rafael Serpa Guinazu | 5-7 6-4 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.