Nuria Parrizas Diaz defeated Raluka Serban 2-6 7-5 6-3 in the Us Open qualifying round 1 on hard. The upset overturned the form book — Raluka Serban came in ranked #337, leading the head-to-head 2–1. Nuria Parrizas Diaz narrowed the head-to-head to 2–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2025-03-31 | Bogota | R32 | clay | Raluka Serban | 2-6 6-4 6-1 |
| 2023-08-23 | US Open | Q128 | hard | Nuria Parrizas Diaz | 2-6 7-5 6-3 |
| 2020-01-27 | W60 Andrezieux-Boutheon | Q32 | hard | Raluka Serban | 7-6(6) 6-3 |
Averages over each player's completed matches in the selected window (200 vs 199). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About