Family name Гаиян (Гаиян ) , in the world, is an extremely rare last name. Much more prevalently, Гаиян is the forename as well as the last name.
Gaijan, Gaiyan, Gayyan, and Hayjan
) , in the world, is an extremely rare last name. Much more prevalently, Гаиян is the forename as well as the last name.