Mariano Zabaleta defeated Guillermo Garcia Lopez 6-2 6-2 in the Costa Do Sauipe round of 16 on hard. The upset overturned the form book — Guillermo Garcia Lopez came in leading the head-to-head 1–0. Mariano Zabaleta claimed a first win over Guillermo Garcia Lopez in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2006-07-31 | Sopot | R32 | clay | Guillermo Garcia Lopez | 7-6(4) 7-5 |
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 (67 vs 200). ATP, WTA & Challenger.