Cognomen Sinahsamy (Sinahsamy 
) , in the entire world, is a very rare family name. The cognomen Sinahsamy is characteristic of South-eastern Asia, particularly Malaysia, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Sinahsamy | Malaysia |
Letchmy, Sanmugam, Sarojini, and Poongkothai