Oscar Sabate Bretos defeated Adrien Bossel 6-4 7-5 in the Belgium F3 round of 16 on clay. The upset overturned the form book — Adrien Bossel came in leading the head-to-head 1–0. Oscar Sabate Bretos claimed a first win over Adrien Bossel in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2008-10-27 | Great Britain F17 | R32 | hard | Adrien Bossel | 6-3 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.