Carlos Palencia defeated Adil Shamasdin 6-4 6-3 in the Mexico F15 round of 16 on clay. The upset overturned the form book — Adil Shamasdin came in leading the head-to-head 1–0. Carlos Palencia claimed a first win over Adil Shamasdin in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2009-05-04 | Mexico F4 | R32 | hard | Adil Shamasdin | 6-3 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.