Cognomen Nunnin (Nunnin 
) , in the world, is a very rare last name. The surname Nunnin is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. Much less frequently, Nunnin is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Nunnin | India, Thailand |
Piyawat, Teeranit, and Aungsumalin