Bjorn Propst defeated Julian Onken 6-2 6-3 in the Austria F3 round of 32 on clay. The upset overturned the form book — Julian Onken came in leading the head-to-head 1–0, but Bjorn Propst had been the form player, winning 4 of their last 9 on clay. Bjorn Propst claimed a first win over Julian Onken in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2015-01-26 | Germany F4 | Q32 | carpet | Julian Onken | 6-2 7-6(4) |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.