Jorge Aguilar defeated Guillermo Hormazabal 6-4 6-4 in the Chile F4 qualifying round on clay. Jorge Aguilar extended the head-to-head to 6–5.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2012-02-13 | Chile F1 | F | clay | Guillermo Hormazabal | 6-3 3-6 6-3 |
| 2009-02-02 | Colombia F1 | R16 | clay | Guillermo Hormazabal | 7-6(4) 6-2 |
| 2008-04-28 | Italy F11 | QF | clay | Guillermo Hormazabal | 6-4 6-0 |
| 2007-11-12 | Chile F5 | SF | clay | Guillermo Hormazabal | 7-6(5) 7-6(5) |
| 2006-01-30 | Vina del Mar | R32 | clay | Jorge Aguilar | 6-4 6-2 |
| 2005-10-31 | Chile F5 | SF | clay | Guillermo Hormazabal | 4-6 7-5 6-4 |
| 2005-04-04 | Chile F1 | R16 | clay | Jorge Aguilar | 7-6(2) 2-6 6-4 |
| 2003-10-06 | Chile F5 | R16 | clay | Jorge Aguilar | 7-5 6-2 |
| 2003-04-21 | Chile F3 | R32 | clay | Jorge Aguilar | 6-3 6-3 |
| 2000-05-01 | Chile F6 | R32 | clay | Jorge Aguilar | 3-6 7-5 6-1 |
Averages over each player's completed matches in the selected window (8 vs 1). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. Small sample — read as indicative. About