Damian Guichonet defeated Gaston Giussani 1-6 6-1 6-0 in the Argentina F25 round of 32 on clay. The result followed the form book — Damian Guichonet came in leading the head-to-head 1–0. Damian Guichonet extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2008-09-01 | Argentina F9 | R32 | clay | Damian Guichonet | 6-3 7-5 |