Last name كولار (Kolar 
, Collar 
, Kollar ) , in the world, is a common surname. The surname كولار is habitual in Slovakia, where it is a common surname, Slovenia, and Croatia, where it is quite a common surname (explore the name in all countries). In absolute terms, the name is most common in India, Czechia, and the United States. Very seldom, كولار is the forename as well as the last name.