Richard Brostowicz defeated Mariano Puerta 6-4 7-6 in the Mexico 2 Masters 1 round of 16 on hard. The upset overturned the form book — Mariano Puerta came in leading the head-to-head 2–0. Richard Brostowicz claimed a first win over Mariano Puerta in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1997-03-08 | Mexico 1 Masters 4 | R32 | hard | Mariano Puerta | 6-2 2-6 7-6 |
| 1996-10-19 | Brazil 4 Masters 3 | R32 | clay | Mariano Puerta | 7-5 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.