Juan Sebastian Cabal defeated Guillermo Hormazabal 6-4 6-0 in the Colombia F2 qualifying round on hard. The upset overturned the form book — Guillermo Hormazabal came in leading the head-to-head 1–0. Juan Sebastian Cabal claimed a first win over Guillermo Hormazabal in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2007-11-05 | Chile F4 | SF | clay | Guillermo Hormazabal | 6-4 2-6 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.