Yayuk Basuki defeated Sabine Appelmans 3-6 7-6 6-1 in the Manhattan Beach round of 32 on hard. The upset overturned the form book — Sabine Appelmans came in leading the head-to-head 1–0. Yayuk Basuki claimed a first win over Sabine Appelmans in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1993-08-30 | US Open | R128 | hard | Sabine Appelmans | 7-5 6-4 |