Donnie Isaak defeated Jack Waite 6-1 6-7 7-5 in the USA 3 Masters 4 round of 32 on hard. The result followed the form book — Donnie Isaak came in leading the head-to-head 2–0. Donnie Isaak extended the head-to-head to 3–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1993-04-23 | USA 2 Masters 3 | R16 | hard | Donnie Isaak | 7-5 6-4 |
| 1992-06-29 | USA 4 Masters 3 | R16 | hard | Donnie Isaak | 6-1 7-5 |