Family name Samanthan (Samanthan 
) , throughout the world, is a very rare cognomen. The surname Samanthan is characteristic of South-eastern Asia, particularly Malaysia, where it is a rare surname. Likewise, Samanthan is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Samanthan | United Kingdom, United States, South Africa, Malaysia, France |