Guillermo Hormazabal defeated Alejandro Fabbri 6-4 6-2 in the Colombia F1 qualifying round on clay. The result followed the form book — Guillermo Hormazabal came in leading the head-to-head 2–0. Guillermo Hormazabal extended the head-to-head to 3–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2010-05-03 | Italy F7 | R16 | clay | Guillermo Hormazabal | 7-6(2) 6-4 |
| 2008-04-28 | Italy F11 | SF | clay | Guillermo Hormazabal | 6-3 6-2 |