Cognomen Omiko (Omiko 
) , in the entire world, is a rare family name. The family name Omiko is habitual in Georgia, where it is quite a rare surname, Nigeria, where it is a rare surname, and Israel, where it is a very rare surname. Not in comparison with a country's population, the name is most common in Nigeria, Georgia, and China. Also, Omiko is the forename as well as the last name.