Mark Quinney defeated Rick Witsken 4-6 6-4 6-3 in the USA 6 Masters 4 round of 32 on hard. The result followed the form book — Mark Quinney came in leading the head-to-head 1–0. Mark Quinney extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1993-10-15 | USA 6 Masters 1 | R64 | hard | Mark Quinney | 6-3 6-2 |