Luis Diaz Barriga defeated Boris Nicola Bakalov 5-7 6-4 6-4 in the Mexico F9 round of 16 on hard. The upset overturned the form book — Boris Nicola Bakalov came in leading the head-to-head 1–0. Luis Diaz Barriga claimed a first win over Boris Nicola Bakalov in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-06-13 | Mexico F7 | R32 | hard | Boris Nicola Bakalov | 6-0 3-0 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.