Last name Chalfan (خلفان 
, Chalfan 
) , across the world, is quite a rare surname. The family name Chalfan is characteristic of Western Asia, particularly Oman, where it is quite a common surname, Bahrain, where it is quite a rare surname, and Syria, where it is a rare surname. In absolute terms, it is the most numerous in Oman, Syria, and Iran. Also, Chalfan is the forename as well as the last name.