Last name Dusca (Dusca 
) , worldwide, is a rare family name. The cognomen Dusca is characteristic of Romania, where it is quite a rare surname, Philippines, where it is a very rare surname, and Italy, where it is an extremely rare surname. Not in comparison with a country's population, it is commonest in Romania, the United States, and Philippines. Very seldom, Dusca is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Dusca | Philippines, Romania, Italy, Albania, United States |