Rafael Rangel defeated Marco Antonio Zuniga 6-4 6-3 in the Mexico 3 Masters 1 qualifying round on hard. The upset overturned the form book — Marco Antonio Zuniga came in leading the head-to-head 1–0, but Rafael Rangel had been the form player, winning 3 of their last 7 on hard. Rafael Rangel claimed a first win over Marco Antonio Zuniga in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1994-04-09 | Mexico 2 Masters 4 | R32 | hard | Marco Antonio Zuniga | 6-3 6-2 |