Last name ทงสาร (ทงสาร 
) , in the world, is an extremely rare surname. The family name ทงสาร is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname. Much less frequently, ทงสาร is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ทงสาร | Thailand |