Brett Steven defeated Steve Guy 7-5 7-6 in the Malaysia 1 Masters 2 round of 32 on hard. The upset overturned the form book — Steve Guy came in leading the head-to-head 2–0. Brett Steven claimed a first win over Steve Guy in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1992-02-03 | Malaysia 1 Masters 4 | QF | hard | Steve Guy | 7-6 2-6 7-6 |
| 1990-01-08 | Auckland | R16 | hard | Steve Guy | 6-3 6-7 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.