Mark Merklein defeated Daiji Morii 6-3 4-6 6-4 in the Canada Masters 1 round of 32 on hard. The result followed the form book — Mark Merklein came in leading the head-to-head 1–0. Mark Merklein extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1992-06-29 | USA 4 Masters 2 | QF | hard | Mark Merklein | 6-3 7-6 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.