Surname Poonrit (พูนฤทธิ์ 
, Poonrit ) , throughout the world, is an extremely rare cognomen. The family name Poonrit is characteristic of South-eastern Asia, particularly Thailand, where it is an extremely rare surname. More prevalently, Poonrit is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Poonrit, พูนฤทธิ์ | Thailand |