Cognomen Mani Rajan (Mani Rajan 
) , in the entire world, is an extremely rare last name. The surname Mani Rajan is characteristic of South-eastern Asia, particularly Malaysia, where it is an extremely rare surname. More frequently, Mani Rajan is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Mani Rajan | Malaysia |