Cognomen Rivian (Rivian 
) , worldwide, is a rare surname. The last name Rivian is characteristic of Singapore, where it is a very rare surname, Indonesia, and Honduras. In absolute terms, it is the most numerous in Indonesia, Nigeria, and Singapore. More frequently, Rivian is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Rivian | Brazil, United States, Indonesia, Nigeria, China |