Andrea Petkovic defeated Monica Niculescu 0-6 7-6 6-3 in the GER vs ROU round robin on clay. The upset overturned the form book — Monica Niculescu came in leading the head-to-head 3–2. Andrea Petkovic 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 |
| 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 |
| 2006-07-03 | Vaihingen Stuttgart 25K | SF | clay | Monica Niculescu | 6-1 6-3 |
| 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 (200 vs 196). 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