Jacco Van Duyn defeated Marius Barnard 6-4 7-5 in the Great Britain 2 Masters 4 round of 16 on hard. The result followed the form book — Jacco Van Duyn came in leading the head-to-head 1–0. Jacco Van Duyn extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1991-04-22 | Great Britain 2 Masters 3 | SF | hard | Jacco Van Duyn | 6-4 7-5 |