Eva Bes Ostariz defeated Daphne Van De Zande 6-1 6-2 in the Getxo 25K round of 16 on clay. The upset overturned the form book — Daphne Van De Zande came in leading the head-to-head 1–0. Eva Bes Ostariz claimed a first win over Daphne Van De Zande in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1998-03-10 | Biel 25K | R32 | hard | Daphne Van De Zande | 6-2 6-4 |