Cognomen Abiraj (Abiraj 
) , worldwide, is a very rare last name. The surname Abiraj is habitual in Trinidad and Tobago, where it is quite a rare surname, Malaysia, where it is a very rare surname, and the United States, where it is an extremely rare surname. In absolute terms, it most frequently occurs in Trinidad and Tobago, India, and Malaysia. More frequently, Abiraj is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Abiraj | Nepal, India, Trinidad and Tobago, Malaysia, Saudi Arabia |