Hermes Gamonal defeated Martin Vassallo Arguello 7-6 5-7 6-1 in the Chile F9 round of 16 on clay. The result followed the form book — Hermes Gamonal came in leading the head-to-head 2–0. Hermes Gamonal extended the head-to-head to 3–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2000-04-24 | Chile F5 | R32 | clay | Hermes Gamonal | 6-3 6-4 |
| 1999-10-18 | Paraguay F2 | R32 | clay | Hermes Gamonal | 6-7 6-2 6-4 |
Averages over each player's completed matches in the selected window (7 vs 123). 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