

Kristina Mladenovic defeated Fiona Ferro 6-3 7-6 in the Roland Garros round of 128 on clay. The upset overturned the form book — Fiona Ferro came in ranked #189, defending last year's round of 64. Kristina Mladenovic extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2021-06-14 | Birmingham | R32 | grass | Kristina Mladenovic | 3-6 6-3 6-4 |
| 2019-08-26 | US Open | R64 | hard | Fiona Ferro | 6-4 6-7(3) 6-3 |
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 200). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About