Cognomen Rasian (Rasian 
) , in all the world, is a rare family name. The cognomen Rasian is characteristic of Malaysia, where it is a rare surname, Tanzania, and Canada, where it is an extremely rare surname. In absolute terms, it is commonest in Tanzania, Malaysia, and the United States. Also, Rasian is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Rasian | Tanzania, United States, India, Indonesia, Malaysia |