Victor Romero defeated Cesar Ramirez 6-4 7-5 in the Mexico F3 qualifying round on hard. The upset overturned the form book — Cesar Ramirez came in leading the head-to-head 3–0, but Victor Romero had been the form player, winning 6 of their last 8 on hard. Victor Romero claimed a first win over Cesar Ramirez in four meetings, narrowing the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2012-04-23 | Mexico F4 | F | hard | Cesar Ramirez | 6-2 6-4 |
| 2010-11-01 | Mexico F8 | SF | clay | Cesar Ramirez | 6-2 6-4 |
| 2007-10-29 | Mexico F11 | R32 | hard | Cesar Ramirez | 6-1 6-1 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.