Gustavo Marcaccio defeated Guillermo Hormazabal 7-5 6-1 in the Italy F12 round of 32 on clay. The upset overturned the form book — Guillermo Hormazabal came in leading the head-to-head 1–0, but Gustavo Marcaccio had been the form player, winning 5 of their last 9 on clay. Gustavo Marcaccio claimed a first win over Guillermo Hormazabal in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2008-01-26 | Vina del Mar | Q32 | clay | Guillermo Hormazabal | 6-3 6-3 |