Monica Niculescu defeated Andrea Petkovic 6-1 6-3 in the Vaihingen Stuttgart 25K semi-final on clay. The upset overturned the form book — Andrea Petkovic came in leading the head-to-head 3–2. Monica Niculescu narrowed the head-to-head to 3–3.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2019-07-01 | Wimbledon | R128 | grass | Monica Niculescu | 2-6 6-2 7-5 |
| 2016-04-16 | Fed Cup WG R1: GER vs ROU | RR | clay | Andrea Petkovic | 0-6 7-6 6-3 |
| 2014-09-29 | Beijing | R64 | hard | Andrea Petkovic | 2-6 7-6 6-4 |
| 2011-10-03 | Beijing | SF | hard | Andrea Petkovic | 6-2 6-0 |
| 2006-05-01 | Antalya-Manavgat 25K | R32 | clay | Monica Niculescu | 6-1 6-2 |
Averages over each player's completed matches in the selected window (196 vs 200). 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