Last name Ерсан (Ersan 
, Ерсан 
, Yersan 
) , throughout the world, is a common surname. The surname Ерсан is habitual in Turkey, where it is quite a common surname, North Macedonia, where it is quite a rare surname, and Cyprus. Measured by absolute frequency, it is the most numerous in Turkey, Indonesia, and Philippines. Also, Ерсан is the forename as well as the last name.