Carlos Berlocq defeated Gustavo Marcaccio 6-4 6-4 in the Argentina F2 round of 16 on clay. The upset overturned the form book — Gustavo Marcaccio came in leading the head-to-head 1–0. Carlos Berlocq claimed a first win over Gustavo Marcaccio in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2004-01-26 | Costa Rica F1 | QF | hard | Gustavo Marcaccio | 6-4 7-6(5) |
Averages over each player's completed matches in the selected window (200 vs 5). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About