Cognomen รุ่งกานต์ (Rungkan 
, Rungkarn , Roongkarn ) , across the world, is a very rare family name. The last name รุ่งกานต์ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. Predominantly, รุ่งกานต์ is the forename as well as the last name.