Miguel Merz defeated Malcolm Allen 6-3 6-2 in the Canada Masters 4 qualifying round on clay. The result followed the form book — Miguel Merz came in leading the head-to-head 1–0. Miguel Merz extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1991-04-28 | Caribbean 2 Masters 3 | SF | hard | Miguel Merz | 6-2 6-4 |