Olivier Sajous defeated Boris Nicola Bakalov 6-2 6-0 in the Mexico F14 round of 32 on hard. The upset overturned the form book — Boris Nicola Bakalov came in leading the head-to-head 2–0, but Olivier Sajous had been the form player, winning 4 of their last 7 on hard. Olivier Sajous claimed a first win over Boris Nicola Bakalov in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2010-09-27 | USA F25 | R32 | hard | Boris Nicola Bakalov | 6-4 4-6 6-0 |
| 2009-11-23 | Dominican Republic F1 | QF | hard | Boris Nicola Bakalov | 7-6(5) 2-6 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.