Ai Sugiyama defeated Jelena Kostanic Tosic 6-2 3-6 6-2 in the Toronto round of 64 on hard. The result followed the form book — Ai Sugiyama came in leading the head-to-head 1–0. Ai Sugiyama extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2004-08-30 | US Open | R32 | hard | Ai Sugiyama | 6-1 6-3 |
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 (149 vs 37). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About