Adrien Bossel defeated Simeon Rossier 6-3 6-2 in the Switzerland F4 qualifying round on clay. The upset overturned the form book — Simeon Rossier came in leading the head-to-head 1–0, but Adrien Bossel had been the form player, winning 3 of their last 4 on clay. Adrien Bossel claimed a first win over Simeon Rossier in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2017-02-13 | Switzerland F2 | R32 | carpet | Simeon Rossier | 6-3 6-7(2) 7-6(0) |
Averages over each player's completed matches in the selected window (109 vs 38). 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