Samantha Stosur defeated Ana Ivanovic 6-3 6-2 in the Los Angeles round of 16 on hard. The upset overturned the form book — Ana Ivanovic came in leading the head-to-head 4–3. Samantha Stosur narrowed the head-to-head to 4–4.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2014-01-13 | Australian Open | R32 | hard | Ana Ivanovic | 6-7(8) 6-4 6-2 |
| 2013-10-28 | Tournament of Champions | RR | hard | Ana Ivanovic | 6-2 5-7 6-2 |
| 2013-10-14 | Moscow | QF | hard | Samantha Stosur | 7-5 6-4 |
| 2012-10-15 | Moscow | SF | hard | Samantha Stosur | 2-6 6-3 6-2 |
| 2009-06-22 | Wimbledon | R32 | grass | Ana Ivanovic | 7-5 6-2 |
| 2006-05-29 | Roland Garros | R128 | clay | Ana Ivanovic | 6-0 6-3 |
| 2006-01-16 | Australian Open | R64 | hard | Samantha Stosur | 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 (197 vs 200). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About