Mariaan De Swardt defeated Barbara Schett 3-6 7-6 7-5 in the Boston final on hard. The upset overturned the form book — Barbara Schett came in leading the head-to-head 1–0. Mariaan De Swardt claimed a first win over Barbara Schett in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1999-05-10 | Berlin | R64 | grass | Barbara Schett | 6-4 5-7 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.