Family name Nimanthi (Nimanthi 
) , in the world, is quite a rare surname. The cognomen Nimanthi is habitual in Sri Lanka, where it is quite a rare surname, and Kuwait, where it is a rare surname. Also, Nimanthi is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Nimanthi | Australia, India, Kuwait, United States, Sri Lanka |