Family name Sinnakaundan (Sinnakaundan 
) , throughout the world, is a very rare surname. The last name Sinnakaundan is habitual in South-eastern Asia, particularly Malaysia, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Sinnakaundan | Malaysia |
Ms, Miss, Rajendran, Hema Latha, and Gunasegaran