Surname Ruangtong (รวงทอง 
, Ruangtong 
) , in the world, is a rare cognomen. The surname Ruangtong is characteristic of South-eastern Asia, particularly Thailand, where it is a rare surname. More prevalently, Ruangtong is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| รวงทอง | Thailand |
| Ruangtong | Norway, Thailand |