Alize Cornet defeated Serena Williams 6-4 6-4 in the Dubai semi-final on hard. The upset overturned the form book — Serena Williams came in leading the head-to-head 4–2, defending last year's round of 16. Alize Cornet narrowed the head-to-head to 4–3.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2016-08-08 | Olympics | R32 | hard | Serena Williams | 7-6(5) 6-2 |
| 2014-09-22 | Wuhan | R32 | hard | Alize Cornet | 5-6 RET |
| 2014-06-23 | Wimbledon | R32 | grass | Alize Cornet | 1-6 6-3 6-4 |
| 2012-12-31 | Brisbane | R16 | hard | Serena Williams | 6-2 6-2 |
| 2008-08-11 | Olympics | R16 | hard | Serena Williams | 3-6 6-3 6-4 |
| 2008-04-14 | Charleston | SF | clay | Serena Williams | 7-5 6-3 |
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 199). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About