| Champ: |  Juan Carlos Ferrero |
| Runner: |  Potito Starace |
| Score: | 6–4, 6–4 |
| Draw: | 28 (4 / 3) |
| Seeds: | 8 |
| Type: | singles doubles |
See main article: 2010 ATP Studena Croatia Open Umag. Nikolay Davydenko was the champion in 2009. He tried to defend his title, but lost to Juan Ignacio Chela in the quarterfinal.
Juan Carlos Ferrero won in the final over Potito Starace 6–4, 6–4.
The top four seeds receive a bye into the second round.