Ai Sugiyama defeated Catalina Cristea 7-6 6-4 in the Australian Open round of 128 on hard. The upset overturned the form book — Catalina Cristea came in leading the head-to-head 1–0. Ai Sugiyama claimed a first win over Catalina Cristea in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2000-05-06 | Berlin | R64 | grass | Catalina Cristea | 7-5 3-6 6-1 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.