Family name สมัญ (Saman 
, สมัญ 
) , all around the world, is a common cognomen. The surname สมัญ is characteristic of Brunei, where it is quite a common surname, Sri Lanka, and Malaysia (explore the name in all countries). Measured by absolute frequency, it most frequently occurs in Indonesia, Iraq, and Malaysia. More frequently, สมัญ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Saman | Malaysia, Indonesia, India, Iraq, Sri Lanka |
| สมัญ | Thailand |