Last name Aitchan (Айтчан 
, Айчан 
, Aitchan 
) , all around the world, is a very rare family name. The family name Aitchan is habitual in Kazakhstan, where it is a rare surname, Kyrgyzstan, where it is a very rare surname, and China, where it is an extremely rare surname. More frequently, Aitchan is the forename as well as the last name.