Cognomen Rarni (Rarni 
) , globally, is a very rare last name. The surname Rarni is habitual in Myanmar, where it is a very rare surname, and India, where it is an extremely rare surname. Likewise, Rarni is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Rarni | Malaysia, Australia, United States, India, Myanmar |