All around the world, Sarnu (Sarnu 
) is quite a rare unisex first name. The forename Sarnu is characteristic of India, where it is a very rare gender-neutral name, and Indonesia, where it is a very rare male name. Also, Sarnu is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Sarnu | Malaysia, Thailand, India, United States, Indonesia |