Masa Zec Peskiric defeated Laura Siegemund 6-3 5-7 6-2 in the Prerov 25K qualifying round on hard. The upset overturned the form book — Laura Siegemund came in leading the head-to-head 2–1. Masa Zec Peskiric narrowed the head-to-head to 2–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2013-06-17 | Lenzerheide 25K | QF | clay | Laura Siegemund | 6-2 6-1 |
| 2012-07-16 | Darmstadt 25K | SF | clay | Laura Siegemund | 3-6 6-2 7-6(7) |
| 2008-12-22 | Delhi 50K | R32 | hard | Masa Zec Peskiric | 6-2 6-2 |
Averages over each player's completed matches in the selected window (8 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
Per-surface Serve / Return Rating (0–100, percentile within the hard field, opponent-adjusted over 52 weeks). About