Cognomen Popar (Pupa 
, Popar 
) , worldwide, is quite a rare family name. The family name Popar is characteristic of Albania, where it is quite a common surname, Philippines, where it is quite a rare surname, and Greece, where it is a rare surname. Measured by absolute frequency, the name is most common in Philippines, Albania, and Italy. Likewise, Popar is the forename as well as the last name.