Surname Адиньяев (Адиньяев 
, Adiniaev 
, Adinyaev) , around the world, is a very rare cognomen. The last name Адиньяев is habitual in Latvia, where it is a rare surname, Russia, where it is a very rare surname, and the United States, where it is an extremely rare surname. Much less frequently, Адиньяев is the forename as well as the last name.