Martin Alund defeated Juan Martin Aranguren 6-4 6-4 in the Chile F1 round of 32 on clay. The upset overturned the form book — Juan Martin Aranguren came in leading the head-to-head 2–0, but Martin Alund had been the form player, winning 7 of their last 10 on clay. Martin Alund claimed a first win over Juan Martin Aranguren in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2007-05-07 | Argentina F3 | QF | clay | Juan Martin Aranguren | 6-2 6-2 |
| 2006-05-01 | Argentina F5 | R32 | clay | Juan Martin Aranguren | 6-3 7-6(1) |
Averages over each player's completed matches in the selected window (65 vs 2). 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