Surname อรุณกุล (อรุณกุล 
, Uarnukul, Arunkul ) , around the world, is a rare family name. The surname อรุณกุล is habitual in Thailand, where it is a rare surname, and the United States, where it is an extremely rare surname. Much less frequently, อรุณกุล is the forename as well as the last name.