Juan Martin Aranguren defeated Horacio Zeballos 6-1 6-3 in the Uruguay F1 round of 32 on clay. The upset overturned the form book — Horacio Zeballos came in leading the head-to-head 3–2. Juan Martin Aranguren narrowed the head-to-head to 3–3.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2006-05-22 | Argentina F8 | F | clay | Horacio Zeballos | 7-6(2) 6-7(3) 6-4 |
| 2006-05-01 | Argentina F5 | QF | clay | Horacio Zeballos | 6-4 0-6 6-4 |
| 2006-04-17 | Uruguay F2 | SF | clay | Juan Martin Aranguren | 6-7(3) 6-4 6-2 |
| 2005-08-22 | Argentina F8 | R32 | clay | Juan Martin Aranguren | 6-1 7-5 |
| 2004-08-09 | Chile F1B | R32 | clay | Horacio Zeballos | 7-5 7-6(5) |
Averages over each player's completed matches in the selected window (2 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. About