Luksika Kumkhum defeated Marta Sirotkina 7-6 3-6 6-2 in the Australian Open q32 on hard. The upset overturned the form book — Marta Sirotkina came in leading the head-to-head 2–0, but Luksika Kumkhum had been the form player, winning 3 of their last 5 on hard. Luksika Kumkhum claimed a first win over Marta Sirotkina in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2012-07-23 | Astana 100K | QF | hard | Marta Sirotkina | 6-4 6-2 |
| 2011-05-30 | Bangkok 25K | F | hard | Marta Sirotkina | 6-4 6-3 |
Averages over each player's completed matches in the selected window (200 vs 11). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About