Agustin Tarantino defeated Diego Junqueira 6-3 3-6 6-4 in the Argentina F3 round of 32 on clay. The upset overturned the form book — Diego Junqueira came in leading the head-to-head 2–0. Agustin Tarantino claimed a first win over Diego Junqueira in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2005-04-04 | Italy F7 | R32 | clay | Diego Junqueira | 3-6 6-2 7-5 |
| 2002-09-23 | Spain F16 | R32 | hard | Diego Junqueira | 6-6 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.