Michael Quintero defeated Carlos Avellan 6-2 6-3 in the Colombia F3 semi-final on clay. Michael Quintero extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2006-08-28 | Ecuador F2 | R16 | hard | Carlos Avellan | 1-6 6-3 6-2 |
| 2003-05-26 | Colombia F1B | R32 | clay | Michael Quintero | 6-2 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.