Cognomen Tiaga Rajan (Tiaga Rajan 
) , around the world, is a very rare surname. The last name Tiaga Rajan is characteristic of South-eastern Asia, particularly Malaysia, where it is a very rare surname. Much less frequently, Tiaga Rajan is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Tiaga Rajan | Malaysia |