Jelena Jankovic defeated Sybille Bammer 6-3 6-4 in the Monterrey round of 16 on hard. The result followed the form book — Jelena Jankovic came in leading the head-to-head 8–1, defending last year's round of 32. Jelena Jankovic extended the head-to-head to 9–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2009-08-10 | Cincinnati | QF | hard | Jelena Jankovic | 6-0 6-3 |
| 2008-08-25 | US Open | QF | hard | Jelena Jankovic | 6-1 6-4 |
| 2007-08-27 | US Open | R16 | hard | Jelena Jankovic | 6-4 4-6 6-1 |
| 2007-08-13 | Toronto | R16 | hard | Jelena Jankovic | 6-2 6-3 |
| 2007-08-06 | Los Angeles | R16 | hard | Jelena Jankovic | 6-2 6-1 |
| 2006-10-23 | Linz | R32 | hard | Jelena Jankovic | 6-1 6-7(3) 6-3 |
| 2006-05-22 | Strasbourg | R32 | clay | Jelena Jankovic | 6-5 RET |
| 2006-03-06 | Indian Wells | R64 | hard | Sybille Bammer | 7-5 6-4 |
| 2005-07-18 | Cincinnati | R16 | hard | Jelena Jankovic | 6-3 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 (200 vs 11). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About