Cognomen Simung (Simung 
) , around the world, is a rare family name. The surname Simung is habitual in South-eastern Asia, particularly Indonesia, where it is a very rare surname, Malaysia, where it is an extremely rare surname, and Thailand. Very seldom, Simung is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Simung | Philippines, Thailand, India, Indonesia, Malaysia |