Surname Fabiyan (Fabiyan 
, Фабиян 
) , across the world, is a rare cognomen. The last name Fabiyan is characteristic of Hungary, where it is a rare surname, Indonesia, where it is a very rare surname, and Kazakhstan. Measured by absolute frequency, it most frequently occurs in Indonesia, India, and Russia. Also, Fabiyan is the forename as well as the last name.