Surname Pairut (Pairut 
) , in the entire world, is a very rare family name. The cognomen Pairut is habitual in Thailand, where it is a very rare surname, Argentina, and India, where it is an extremely rare surname. More frequently, Pairut is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Pairut | India, Argentina, United States, Thailand |