Across the world, สมจันทร (สมจันทร 
) is a very rare epicene given name. The first name สมจันทร is habitual in South-eastern Asia, particularly Thailand, where it is a very rare unisex name. Very seldom, สมจันทร is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| สมจันทร | Thailand |