Cognomen Kirushnapillai (Kirushnapillai 
) , in all the world, is a rare family name. The cognomen Kirushnapillai is characteristic of Southern Asia, particularly Sri Lanka, where it is a rare surname. Likewise, Kirushnapillai is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kirushnapillai | Sri Lanka |