Daniel Dutra Da Silva defeated Juan Martin Aranguren 1-6 6-3 7-5 in the Argentina F13 semi-final on clay. The upset overturned the form book — Juan Martin Aranguren came in leading the head-to-head 2–0. Daniel Dutra Da Silva 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 |
|---|---|---|---|---|---|
| 2008-03-31 | Italy F7 | R32 | clay | Juan Martin Aranguren | 6-4 6-3 |
| 2007-07-30 | Argentina F10 | QF | clay | Juan Martin Aranguren | 6-2 6-4 |
Averages over each player's completed matches in the selected window (200 vs 1). 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