Tigran Martirosyan defeated Johannes Robert Van Overbeek 3-6 6-4 7-5 in the USA F3 round of 32 on clay. The upset overturned the form book — Johannes Robert Van Overbeek came in leading the head-to-head 1–0. Tigran Martirosyan claimed a first win over Johannes Robert Van Overbeek in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2009-05-11 | USA F11 | R16 | clay | Johannes Robert Van Overbeek | 6-3 6-4 |