John Sullivan defeated Marcio Carlsson 7-5 6-2 in the Mexico 1 Masters 1 qualifying round on hard. The result followed the form book — John Sullivan came in leading the head-to-head 1–0. John Sullivan extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1994-02-26 | Mexico 1 Masters 2 | R32 | hard | John Sullivan | 7-5 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.