Last name รุ่งรังสี (Rungraeng 
, รุ่งรังสี, Rungrangsang ) , around the world, is a very rare surname. The cognomen รุ่งรังสี is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. Much less frequently, รุ่งรังสี is the forename as well as the last name.