Cognomen Plarin (Plarin 
) , all around the world, is a rare surname. The cognomen Plarin is characteristic of Indonesia, where it is a very rare surname, Thailand, and the United States, where it is an extremely rare surname. Very seldom, Plarin is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Plarin | India, Indonesia, United States, Thailand |