Surname Manassil (Manassil 
) , in the entire world, is a very rare cognomen. The cognomen Manassil is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. Much less frequently, Manassil is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Manassil | India, Thailand |
Areerat, Natnaree, Krittapas, and Thanyaporn