Cognomen Rashko (Рашко 
, Rashko 
) , worldwide, is quite a rare family name. The last name Rashko is characteristic of Bulgaria, where it is quite a common surname, North Macedonia, where it is a rare surname, and Ukraine. Not in comparison with a country's population, it most frequently occurs in Eastern Europe, particularly Bulgaria, Ukraine, and Russia. Also, Rashko is the forename as well as the last name.