Grega Zemlja advanced when Vladimir Obradovic retired 6-3 2-1 in the Umag q16. Grega Zemlja claimed a first win over Vladimir Obradovic in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2006-06-26 | Serbia & Montenegro F2 | R16 | clay | Vladimir Obradovic | 7-5 7-5 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.