Gustavo Marcaccio defeated Alejandro Fabbri 4-6 6-1 7-6 in the Chile F3 round of 32 on clay. Gustavo Marcaccio extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2004-01-12 | El Salvador F1 | QF | clay | Alejandro Fabbri | 6-3 6-3 |
| 2000-08-14 | Argentina F10 | R32 | clay | Gustavo Marcaccio | 6-1 6-1 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.