Last name Даия (Daiya 
, Daija 
, 大谷 
) , in all the world, is quite a common cognomen. The family name Даия is characteristic of Kosovo, where it is quite a rare surname, Albania, and Greece, where it is a rare surname. In absolute terms, the name is most common in India, Indonesia, and the Democratic Republic of the Congo. Also, Даия is the forename as well as the last name.