Robert Varga advanced when Adam Kellner retired 3-6 7-5 4-3 in the Hungary F2 round of 32. Robert Varga claimed a first win over Adam Kellner in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2009-05-18 | Czech Rep F3 | R16 | clay | Adam Kellner | 6-1 7-6(1) |
| 2008-08-04 | Romania F15 | R16 | clay | Adam Kellner | 6-3 7-6(8) |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.