Last name Sadulayev (Sadulayev 
, Садулаев 
, Садулаєв ) , across the world, is quite a rare cognomen. The family name Sadulayev is characteristic of Tajikistan, where it is quite a rare surname, Azerbaijan, and Russia, where it is a rare surname. Much less frequently, Sadulayev is the forename as well as the last name.