Serena Williams defeated Julie Halard Decugis 7-5 6-1 in the Tokyo final on hard. The result followed the form book — Serena Williams came in leading the head-to-head 3–0. Serena Williams extended the head-to-head to 4–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2000-02-07 | Paris | SF | carpet | Serena Williams | 6-4 6-2 |
| 1999-08-09 | Manhattan Beach | F | hard | Serena Williams | 6-1 6-4 |
| 1999-02-22 | Paris | QF | carpet | Serena Williams | 6-2 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.