Cognomen Ieamsumang (Ieamsumang 
) , in all the world, is an extremely rare family name. The surname Ieamsumang is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Ieamsumang | Thailand |
Sujitra, Kantinan, Patcaramon, Narisorn, and Patcharamon