Rochelle Rosenfield defeated Susan Cowan 6-1 6-0 in the Warrnambool 1 10K semi-final on grass. The upset overturned the form book — Susan Cowan came in leading the head-to-head 1–0, defending last year's round of 32. Rochelle Rosenfield claimed a first win over Susan Cowan in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1998-03-02 | Warrnambool 2 10K | R32 | grass | Susan Cowan | 6-4 6-3 |