Stefano Travaglia defeated Guillermo Duran 6-2 6-4 in the Argentina F3 qualifying round on clay. The upset overturned the form book — Guillermo Duran came in leading the head-to-head 1–0, but Stefano Travaglia had been the form player, winning 9 of their last 10 on clay. Stefano Travaglia claimed a first win over Guillermo Duran in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2010-08-02 | Argentina F15 | R32 | clay | Guillermo Duran | 6-1 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.