Surname ปุรินัย (Purinai 
, ปุรินัย ) , globally, is a rare family name. The surname ปุรินัย is characteristic of Thailand, where it is a rare surname, and the United States, where it is an extremely rare surname. Very seldom, ปุรินัย is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Purinai | India, United States, Thailand |
| ปุรินัย | Thailand |