>
Cognomen Daian (代安 , Daian , Даян ) , in the entire world, is quite a rare family name. The family name Daian is characteristic of Romania, where it is quite a rare surname, Uruguay, where it is a rare surname, and Argentina. Measured by absolute frequency, it most frequently occurs in Romania, China, and Bangladesh. Also, Daian is the forename as well as the last name.