Marek Semjan defeated Jan Stancik 1-6 6-4 6-3 in the Portugal F5 round of 16 on hard. Marek Semjan extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2012-08-06 | Slovakia F2 | SF | clay | Jan Stancik | 6-3 6-7(2) 6-1 |
| 2006-07-31 | Hungary F1 | QF | clay | Marek Semjan | 4-6 6-2 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.