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