Zarina Diyas defeated Polona Hercog 6-0 6-3 in the Roland Garros q64 on clay. The upset overturned the form book — Polona Hercog came in ranked #221, leading the head-to-head 1–0, defending last year's round of 64. Zarina Diyas claimed a first win over Polona Hercog in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2015-08-31 | US Open | R128 | hard | Polona Hercog | 6-2 7-5 |
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