Last name Долар (Dollar 
, Dolar , Долар 
) , in the world, is a common surname. The last name Долар is characteristic of Slovenia, where it is quite a common surname, Cameroon, and Senegal, where it is quite a rare surname. Measured by absolute frequency, this name is the most popular in the United States, Philippines, and Bangladesh. Much less frequently, Долар is the forename as well as the last name.