Family name Molsin (Molsin 
) , in the world, is a very rare cognomen. The family name Molsin is characteristic of South-eastern Asia, particularly Malaysia, where it is a very rare surname, Thailand, and Philippines, where it is an extremely rare surname. Measured by absolute frequency, it most frequently occurs in Thailand, Malaysia, and India. Very seldom, Molsin is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Molsin | United States, Malaysia, Thailand, South Africa, India |