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Cognomen Saithong (สายทอง , Saithong
, ทรายทอง
) , in the entire world, is a common surname. The last name Saithong is habitual in Thailand, where it is quite a common surname, Laos, where it is quite a rare surname, and Slovakia, where it is a rare surname. In absolute terms, it is commonest in South-eastern Asia, particularly Thailand, Laos, and Myanmar. Likewise, Saithong is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ทรายทอง, สายทอง | Thailand |
| Saithong | Slovakia, Thailand, United States, Laos, Myanmar |