Jeff Coetzee defeated Mariano Sanchez 6-4 6-2 in the Mexico 1 Masters 2 round of 16 on hard. The upset overturned the form book — Mariano Sanchez came in leading the head-to-head 1–0. Jeff Coetzee claimed a first win over Mariano Sanchez in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1996-04-13 | Mexico 2 Masters 1 | R32 | hard | Mariano Sanchez | 6-4 6-1 |