Gilles De Sousa defeated Adam Kellner 6-4 4-6 6-4 in the Turkey F3 round of 32 on clay. The upset overturned the form book — Adam Kellner came in leading the head-to-head 1–0. Gilles De Sousa claimed a first win over Adam Kellner in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2010-03-29 | Turkey F5 | R16 | clay | Adam Kellner | 6-2 6-4 |