Heather Watson defeated Christina Mchale 2-6 7-5 6-4 in the Poitiers 100K round of 32 on hard. The upset overturned the form book — Christina Mchale came in leading the head-to-head 3–1. Heather Watson narrowed the head-to-head to 3–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2020-02-24 | Acapulco | QF | hard | Heather Watson | 6-3 1-6 6-1 |
| 2016-02-22 | Acapulco | R32 | hard | Christina Mchale | 4-6 6-0 7-6 |
| 2011-05-08 | Rome | Q16 | clay | Christina Mchale | 2-6 6-1 6-3 |
| 2011-04-04 | Charleston | R64 | clay | Christina Mchale | 5-7 6-3 7-6 |
Averages over each player's completed matches in the selected window (199 vs 200). 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