Jan Hernych advanced when Jan Mertl retired 4-2 in the Wimbledon qualifying round 1. Jan Hernych extended the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2014-10-20 | Czech Republic F4 | SF | carpet | Jan Hernych | 3-6 7-6(5) 6-3 |
| 2014-06-16 | Wimbledon | Q128 | grass | Jan Hernych | 4-2 |
| 2013-05-27 | Czech Republic F3 | F | clay | Jan Mertl | 6-4 7-5 |
Averages over each player's completed matches in the selected window (74 vs 127). 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