Surname Гаянуш (Гаянуш , Gayanush ) , in the entire world, is an extremely rare last name. Much more frequently, Гаянуш is the forename as well as the last name.
Gaianush
Ачарян, Гадзиян, Синанян, Хошафян, Агопова, Шагинян, Кардашян, Бедросян, and Комарова
, Gayanush 
) , in the entire world, is an extremely rare last name. Much more frequently, Гаянуш is the forename as well as the last name.