Cognomen Swatwong (Swatwong 
, สวาทวงค์ ) , all around the world, is a rare last name. The surname Swatwong is habitual in South-eastern Asia, particularly Thailand, where it is a rare surname. Very seldom, Swatwong is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| สวาทวงค์, Swatwong | Thailand |