Around the globe, เพิมสิทธิ์ (เพิมสิทธิ์ 
) is a very rare masculine first name. The forename เพิมสิทธิ์ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare boy's name. Likewise, เพิมสิทธิ์ is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| เพิมสิทธิ์ | Thailand |