In the world, สุมลตรี (สุมลตรี 
) is a very rare epicene given name. The forename สุมลตรี is habitual in South-eastern Asia, particularly Thailand, where it is a very rare epicene name. Much less frequently, สุมลตรี is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| สุมลตรี | Thailand |