Cognomen ตะวันวงษ์ (Tavanvong 
, ตะวันวงษ์ ) , all over the world, is a very rare last name. The last name ตะวันวงษ์ is characteristic of Eastern Asia, particularly China, where it is an extremely rare surname. More prevalently, ตะวันวงษ์ is the forename as well as the last name.