Patricia Wartusch defeated Fabiola Zuluaga 6-2 6-4 in the Sao Paulo round of 16 on hard. The upset overturned the form book — Fabiola Zuluaga came in leading the head-to-head 1–0, defending the title, but Patricia Wartusch had been the form player, winning 2 of their last 4 on hard. Patricia Wartusch claimed a first win over Fabiola Zuluaga in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1999-10-04 | Sao Paulo | F | hard | Fabiola Zuluaga | 7-5 4-6 7-5 |
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Averages over each player's completed matches in the selected window (2 vs 27). ATP, WTA & Challenger.