Cognomen Singamnaidu (Singamnaidu 
) , across the world, is an extremely rare last name. The cognomen Singamnaidu is habitual in South-eastern Asia, particularly Malaysia, where it is a very rare surname. More prevalently, Singamnaidu is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Singamnaidu | India, Malaysia |