Family name Nilagal (Nilagal 
) , all around the world, is a rare surname. The last name Nilagal is characteristic of Southern Asia, particularly India, where it is an extremely rare surname. Much less frequently, Nilagal is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Nilagal | India |
Parvatamma, and Timmareddi