Ayumi Morita defeated Yanina Wickmayer 7-6 2-6 6-3 in the Miami round of 64 on hard. The upset overturned the form book — Yanina Wickmayer came in leading the head-to-head 2–0, defending last year's round of 16. Ayumi Morita claimed a first win over Yanina Wickmayer in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2012-02-13 | Doha | R64 | hard | Yanina Wickmayer | 6-2 6-1 |
| 2011-05-23 | Roland Garros | R64 | clay | Yanina Wickmayer | 6-4 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 (51 vs 200). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About