Adam El Mihdawy defeated Matheson Klein 6-4 6-1 in the Mexico F6 round of 32 on hard. The upset overturned the form book — Matheson Klein came in leading the head-to-head 1–0. Adam El Mihdawy claimed a first win over Matheson Klein in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2010-12-06 | Mexico F12 | R16 | clay | Matheson Klein | 6-2 3-6 5-1 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.