Damian Patriarca defeated Horacio Zeballos 3-6 7-5 7-5 in the Chile F1A semi-final on clay. Damian Patriarca extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2006-05-08 | Argentina F6 | F | clay | Horacio Zeballos | 6-4 4-6 6-0 |
| 2005-04-11 | Chile F2 | R32 | clay | Damian Patriarca | 6-4 6-1 |
Averages over each player's completed matches in the selected window (1 vs 200). 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. Small sample — read as indicative. About