Surname ยอดสาร (ยอดสาร 
, Yodsarn 
) , in the world, is a rare family name. The surname ยอดสาร is habitual in Thailand, where it is a rare surname, and the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| ยอดสาร | Thailand |
| Yodsarn | United States, Thailand |