Stefania Rubini defeated Jessica Pieri 7-6 6-1 in the Grado $25K round of 32 on clay. The upset overturned the form book — Jessica Pieri came in leading the head-to-head 1–0, defending last year's round of 16, but Stefania Rubini had been the form player, winning 2 of their last 6 on clay. Stefania Rubini claimed a first win over Jessica Pieri in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2021-09-07 | W60 Montreux | R32 | clay | Jessica Pieri | 6-3 7-5 |
Averages over each player's completed matches in the selected window (4 vs 96). 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