Sabine Lisicki defeated Samantha Stosur 6-3 7-5 in the Stanford round of 16 on hard. The upset overturned the form book — Samantha Stosur came in leading the head-to-head 5–2, defending last year's semi-final, but Sabine Lisicki had been the form player, winning 2 of their last 4 on hard. Sabine Lisicki narrowed the head-to-head to 5–3.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2016-06-27 | Wimbledon | R64 | grass | Sabine Lisicki | 6-4 6-2 |
| 2014-05-12 | Rome | R64 | clay | Samantha Stosur | 6-3 6-3 |
| 2013-06-24 | Wimbledon | R32 | grass | Sabine Lisicki | 4-6 6-2 6-1 |
| 2009-06-15 | Eastbourne | R32 | grass | Samantha Stosur | 6-2 6-1 |
| 2009-01-19 | Australian Open | R64 | hard | Samantha Stosur | 6-3 6-4 |
| 2008-09-22 | Seoul | R16 | hard | Samantha Stosur | 6-4 6-7(4) 6-3 |
| 2008-06-09 | Birmingham | R64 | grass | Samantha Stosur | 6-3 6-4 |
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 197). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About