Jelena Jankovic defeated Ai Sugiyama 6-1 6-2 in the Doha round of 16 on hard. The result followed the form book — Jelena Jankovic came in leading the head-to-head 3–0, defending last year's semi-final. Jelena Jankovic extended the head-to-head to 4–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2009-02-07 | Fed Cup WG2 R1: SRB vs JPN | RR | hard | Jelena Jankovic | 6-3 6-2 |
| 2009-01-19 | Australian Open | R32 | hard | Jelena Jankovic | 6-4 6-4 |
| 2008-03-10 | Indian Wells | R32 | hard | Jelena Jankovic | 6-1 6-1 |
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 (200 vs 67). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About