Julian Lenz defeated Jan Mertl 6-3 4-6 6-4 in the Switzerland F2 round of 32 on carpet. The result followed the form book — Julian Lenz came in leading the head-to-head 1–0. Julian Lenz extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2017-05-22 | Czech Republic F2 | F | clay | Julian Lenz | 4-6 6-2 6-2 |
Averages over each player's completed matches in the selected window (172 vs 4). 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