Zi Yan defeated Jelena Kostanic Tosic 6-1 6-1 in the Berlin q32 on grass. The upset overturned the form book — Jelena Kostanic Tosic came in leading the head-to-head 1–0. Zi Yan claimed a first win over Jelena Kostanic Tosic in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2006-09-18 | Beijing | R32 | hard | Jelena Kostanic Tosic | 7-5 6-2 |
Averages over each player's completed matches in the selected window (42 vs 24). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About