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Cognomen Singthong (สิงห์ทอง , Singthong
, สิงทอง
) , all over the world, is a common surname. The cognomen Singthong is habitual in Thailand, where it is quite a common surname, Laos, where it is quite a rare surname, and Italy, where it is a very rare surname. Measured by absolute frequency, this name is the most popular in Thailand, Laos, and China. Very seldom, Singthong is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| สิงห์ทอง, สิงทอง | Thailand |
| Singthong | Italy, Laos, United States, Thailand, China |