Matheson Klein defeated Alexandre Schnitman 4-6 7-6 6-3 in the Mexico F2 round of 16 on hard. The upset overturned the form book — Alexandre Schnitman came in leading the head-to-head 1–0, but Matheson Klein had been the form player, winning 2 of their last 4 on hard. Matheson Klein claimed a first win over Alexandre Schnitman in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2012-09-03 | Mexico F9 | QF | hard | Alexandre Schnitman | 3-6 6-4 6-1 |