Antal Van Der Duim defeated Maxime Authom 7-6 6-4 in the Greece F1 qualifying round on hard. The upset overturned the form book — Maxime Authom came in leading the head-to-head 1–0. Antal Van Der Duim claimed a first win over Maxime Authom in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-06-13 | Netherlands F2 | SF | clay | Maxime Authom | 6-1 6-2 |