Last name Дерван (Dervan 
, Дерван 
) , all over the world, is a rare family name. The family name Дерван is characteristic of Isle of Man, where it is quite a rare surname, Ireland, and Belarus, where it is a rare surname. Measured by absolute frequency, it is the most numerous in the Democratic Republic of the Congo, Ireland, and the United States. Very seldom, Дерван is the forename as well as the last name.