Sonia Delgado Tardif defeated Isabel Collischonn 5-3 3-5 3-5 4-1 5-3 in the Granada 10K round of 32 on clay. The upset overturned the form book — Isabel Collischonn came in leading the head-to-head 1–0. Sonia Delgado Tardif claimed a first win over Isabel Collischonn in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2002-02-04 | Mallorca 2 10K | R32 | clay | Isabel Collischonn | 6-0 6-2 |