Worldwide, พูลสิทธิ์ (พูลสิทธิ์ 
) is a very rare principally boy's, but scarcely female first name. The forename พูลสิทธิ์ is characteristic of South-eastern Asia, particularly Thailand, where it is a rare primarily boy's, but very infrequently girly name. Also, พูลสิทธิ์ is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| พูลสิทธิ์ | Thailand |