Family name Sithongma (Sithongma 
) , across the world, is a very rare surname. The surname Sithongma is characteristic of South-eastern Asia, particularly Laos, where it is a rare surname, and Thailand, where it is an extremely rare surname. Very seldom, Sithongma is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sithongma | Laos, United States, Thailand |