Daniela Casanova defeated Diane Asensio 6-4 7-5 in the Biel 10K round of 16 on clay. The result followed the form book — Daniela Casanova came in leading the head-to-head 1–0. Daniela Casanova extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1999-06-14 | Lenzerheide 10K | R32 | clay | Daniela Casanova | 6-7 6-2 6-4 |