Sandra Cacic defeated Nathalie Tauziat 7-5 6-4 in the Berlin round of 64 on grass. The upset overturned the form book — Nathalie Tauziat came in defending last year's round of 16. Sandra Cacic extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1998-08-17 | Canadian Open | R64 | hard | Nathalie Tauziat | 4-6 6-4 6-2 |
| 1998-03-05 | Indian Wells | R32 | hard | Sandra Cacic | 1-6 6-2 7-5 |