Cognomen Kalay Selvan (Kalay Selvan 
) , all over the world, is an extremely rare family name. The surname Kalay Selvan is habitual in South-eastern Asia, particularly Malaysia, where it is an extremely rare surname. Much less frequently, Kalay Selvan is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kalay Selvan | Malaysia |