Agustin Tarantino defeated German Gaich 6-4 6-4 in the Argentina F10 round of 32 on clay. The upset overturned the form book — German Gaich came in leading the head-to-head 1–0. Agustin Tarantino claimed a first win over German Gaich in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2009-09-14 | Argentina F15 | R32 | clay | German Gaich | 6-2 6-3 |