Family name Дуйгу (Duygu 
, Дуйгу 
, Duigu 
) , across the world, is quite a rare surname. The family name Дуйгу is characteristic of Turkey, where it is quite a rare surname, Georgia, where it is a rare surname, and Austria. In absolute terms, it is commonest in Turkey, Germany, and Australia. Predominantly, Дуйгу is the forename as well as the last name.