Dede Suhendar Dinata defeated Douglas Geiwald 6-0 6-3 in the Indonesia Masters 4 round of 16 on hard. The result followed the form book — Dede Suhendar Dinata came in leading the head-to-head 1–0. Dede Suhendar Dinata extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1991-08-26 | Indonesia Masters 2 | SF | hard | Dede Suhendar Dinata | 6-2 3-6 6-0 |