Juan Vazquez Valenzuela defeated Diego Schwartzman 7-6 6-4 in the Argentina F5 round of 32 on clay. The upset overturned the form book — Diego Schwartzman came in leading the head-to-head 2–0. Juan Vazquez Valenzuela claimed a first win over Diego Schwartzman in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2010-10-25 | Argentina F21 | R32 | clay | Diego Schwartzman | 6-7(7) 7-6(4) 6-3 |
| 2010-08-09 | Argentina F16 | R16 | clay | Diego Schwartzman | 6-2 6-1 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.