Surname Yotko (Yotko 
, Йотко 
, Иотко 
) , in all the world, is a rare cognomen. The cognomen Yotko is habitual in Eastern Europe, particularly Belarus, where it is a rare surname, Bulgaria, and Ukraine, where it is a very rare surname. Not in comparison with a country's population, it is commonest in Russia, the United States, and Belarus. Very seldom, Yotko is the forename as well as the last name.