Peter Heller defeated Marek Semjan 6-1 5-7 6-1 in the Cyprus F2 round of 16 on hard. The upset overturned the form book — Marek Semjan came in leading the head-to-head 1–0. Peter Heller claimed a first win over Marek Semjan in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2013-04-01 | Qatar F1 | QF | hard | Marek Semjan | 7-5 6-4 |
Averages over each player's completed matches in the selected window (54 vs 5). 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