Cognomen Хаико (Haiko 
, Khaiko 
, Xaiko 
) , in the entire world, is a rare family name. The family name Хаико is habitual in Finland, where it is quite a rare surname, Belarus, where it is a rare surname, and Georgia. Not in comparison with a country's population, it most frequently occurs in Finland, the United States, and Belarus. More prevalently, Хаико is the forename as well as the last name.