2006 Croatia Open Umag – Singles
| Singles | |
|---|---|
| 2006 Croatia Open Umag | |
| Champions | Stan Wawrinka |
| Runners-up | Novak Djokovic |
| Score | 6–6 (1–3) Ret. |
| Draw | 32 (4 Q / 3 WC ) |
| Seeds | 8 |
Stan Wawrinka won his first ATP title, after Novak Djokovic retired in the final while leading 3–1 in the first-set tiebreak.
Guillermo Coria was the defending champion, but lost in the first round to Robin Vik.