Surname สุทธมา (สุทธมา 
) , throughout the world, is a very rare cognomen. The cognomen สุทธมา is characteristic of South-eastern Asia, particularly Thailand, where it is a rare surname. Much less frequently, สุทธมา is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| สุทธมา | Thailand |