Family name Ridar (Ridi 
, Ridar 
) , in the entire world, is quite a rare cognomen. The surname Ridar is characteristic of Albania, where it is quite a rare surname, Italy, where it is a rare surname, and Bangladesh. Not in comparison with a country's population, this name is the most popular in Indonesia, Bangladesh, and Italy. Also, Ridar is the forename as well as the last name.