Monica Niculescu defeated Tsvetana Pironkova 6-3 6-2 in the New Haven round of 32 on hard. The upset overturned the form book — Tsvetana Pironkova came in leading the head-to-head 2–1, defending last year's round of 32. Monica Niculescu narrowed the head-to-head to 2–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2017-06-26 | Eastbourne | R32 | grass | Tsvetana Pironkova | 6-0 6-4 |
| 2011-01-17 | Australian Open | R64 | hard | Monica Niculescu | 6-4 6-1 |
| 2009-01-05 | Brisbane | R32 | hard | Tsvetana Pironkova | 6-7(2) 6-4 6-4 |
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 (195 vs 200). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About