Steve Herdoiza defeated David Lomicky 6-4 6-4 in the Canada Masters 1 round of 32 on carpet. The upset overturned the form book — David Lomicky came in leading the head-to-head 1–0. Steve Herdoiza claimed a first win over David Lomicky in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1992-10-12 | Canada Masters 4 | QF | carpet | David Lomicky | 6-3 6-3 |