Miguel Gallardo Valles defeated Chris Kwon 6-3 7-5 in the Mexico F15 round of 16 on hard. The upset overturned the form book — Chris Kwon came in leading the head-to-head 1–0. Miguel Gallardo Valles claimed a first win over Chris Kwon in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-06-06 | Mexico F6 | R16 | hard | Chris Kwon | 6-2 7-6(1) |