Cognomen ฤกษ์นิธิ (ฤกษ์นิธิ 
) , across the world, is an extremely rare last name. The cognomen ฤกษ์นิธิ is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname. Also, ฤกษ์นิธิ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ฤกษ์นิธิ | Thailand |