Jason Jung defeated Marius Copil 6-1 7-6 in the Leon CH qualifying round 2 on hard. The upset overturned the form book — Marius Copil came in leading the head-to-head 2–0. Jason Jung claimed a first win over Marius Copil in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2015-06-29 | Wimbledon | Q1 | grass | Marius Copil | 6-3 7-6 |
| 2015-06-22 | Wimbledon | Q128 | grass | Marius Copil | 6-3 7-6(4) |
Averages over each player's completed matches in the selected window (76 vs 77). 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