Martin Vassallo Arguello defeated Juan Pablo Guzman 6-4 7-6 in the Argentina 1 Masters 3 round of 32 on clay. Martin Vassallo Arguello extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2006-09-25 | Palermo | R32 | clay | Martin Vassallo Arguello | 2-6 6-3 7-5 |
| 1999-07-31 | Argentina 2 Masters 4 | F | clay | Juan Pablo Guzman | 6-4 6-1 |
Averages over each player's completed matches in the selected window (123 vs 21). 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