Maria Persson defeated Maria Wolfbrandt 6-1 6-3 in the Helsinki 10K round of 16 on hard. The upset overturned the form book — Maria Wolfbrandt came in leading the head-to-head 1–0. Maria Persson claimed a first win over Maria Wolfbrandt in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1998-06-30 | Lohja 10K | F | clay | Maria Wolfbrandt | 6-3 7-5 |