Cognomen Mongkul (Mongkul 
) , in the entire world, is a very rare last name. The surname Mongkul is habitual in South-eastern Asia, particularly Thailand, where it is a rare surname, and Cambodia, where it is a very rare surname. Much less frequently, Mongkul is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Mongkul | Cambodia, Thailand, Philippines, United States |