Throughout the world, สุพสิษฐ์ (สุพสิษฐ์ 
) is a very rare male first name. The first name สุพสิษฐ์ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare male name.
| VARIANT | COUNTRY |
|---|---|
| สุพสิษฐ์ | Thailand |
อุทัยรัตน์, and วงศ์สิงห์