Angela Buergis defeated Diane Asensio 3-6 6-2 6-4 in the Tortosa 10K round of 16 on clay. The upset overturned the form book — Diane Asensio came in leading the head-to-head 1–0, but Angela Buergis had been the form player, winning 2 of their last 5 on clay. Angela Buergis claimed a first win over Diane Asensio in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1998-11-03 | Moulins 10K | R32 | hard | Diane Asensio | 6-7 6-4 6-4 |