Cognomen Munsook (Munsook 
) , globally, is a very rare last name. The cognomen Munsook is characteristic of Thailand, where it is a very rare surname, China, where it is an extremely rare surname, and the United States. Also, Munsook is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Munsook | China, South Africa, Thailand, United States |