Throughout the world, Ratnsingh (Ratnsingh 
) is a very rare unisex first name. The first name Ratnsingh is habitual in Southern Asia, particularly India, where it is an extremely rare epicene name. Also, Ratnsingh is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Ratnsingh | India |
รัตนสิงห์, and รัตน์สิงห์