Roberta Vinci defeated Heather Watson 6-3 4-6 6-1 in the Birmingham round of 16 on grass. The upset overturned the form book — Heather Watson came in leading the head-to-head 2–0, defending last year's round of 16. Roberta Vinci claimed a first win over Heather Watson in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2015-05-11 | Rome | R64 | clay | Heather Watson | 6-3 6-1 |
| 2015-01-12 | Hobart | QF | hard | Heather Watson | 7-6(0) 6-2 |
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.