Family name Karnagaran (Karnagaran 
) , all around the world, is a very rare last name. The last name Karnagaran is habitual in South-eastern Asia, particularly Singapore, where it is a rare surname, and Malaysia. Likewise, Karnagaran is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Karnagaran | India, Malaysia, South Africa, Singapore |