Last name ริกา (Rika 
, Riga 
, Riqa 
) , in the entire world, is a common cognomen. The surname ริกา is characteristic of Greece, where it is quite a common surname, Fiji, and Albania (explore the name in all countries). In absolute terms, it most frequently occurs in Indonesia, Greece, and Italy. More frequently, ริกา is the forename as well as the last name.