Family name Amirthlingam (Amirthlingam 
) , in the world, is an extremely rare cognomen. The last name Amirthlingam is habitual in Malaysia, where it is a very rare surname, and Canada, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Amirthlingam | Malaysia, Canada |
Sukumar, and Thishalini