Rob Givone defeated Marco Osorio 6-2 6-4 in the Mexico 1 Masters 4 round of 32 on hard. The upset overturned the form book — Marco Osorio came in leading the head-to-head 1–0, but Rob Givone had been the form player, winning 2 of their last 5 on hard. Rob Givone claimed a first win over Marco Osorio in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1994-07-02 | Mexico 3 Masters 4 | QF | hard | Marco Osorio | 6-1 6-1 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.