Surname Добиаш (Dobiáš 
, Добиаш 
, Dobiaš ) , in all the world, is a rare family name. The family name Добиаш is characteristic of Eastern Europe, particularly Czechia, where it is quite a rare surname, Slovakia, and Russia, where it is an extremely rare surname. Much less frequently, Добиаш is the forename as well as the last name.