Last name Kyrko (Кирко 
, Kyrko 
) , around the globe, is quite a rare family name. The cognomen Kyrko is habitual in Eastern Europe, particularly Bulgaria, where it is quite a rare surname, Belarus, and Ukraine, where it is a rare surname. Not in comparison with a country's population, the name is most common in Eastern Europe, particularly Russia, Bulgaria, and Belarus. Also, Kyrko is the forename as well as the last name.