Guillermo Hormazabal defeated Demian Gschwend 6-0 6-3 in the Chile F5 round of 16 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 |
|---|---|---|---|---|---|
| 2006-11-06 | Chile F3 | R16 | clay | Guillermo Hormazabal | 4-6 6-3 7-6(4) |
| 2005-09-12 | Argentina F11 | QF | clay | Guillermo Hormazabal | 6-1 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.