Jhonnatan Medina Alvarez defeated Michael Quintero 6-2 6-4 in the Venezuela F3 round of 32 on hard. The upset overturned the form book — Michael Quintero came in leading the head-to-head 1–0. Jhonnatan Medina Alvarez claimed a first win over Michael Quintero in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2007-09-21 | Davis Cup G1 PO: VEN vs COL | RR | hard | Michael Quintero | 6-3 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.