Cognomen A Sivakumar (A Sivakumar 
) , worldwide, is an extremely rare surname. The surname A Sivakumar is characteristic of South-eastern Asia, particularly Singapore, where it is a very rare surname, and Malaysia.
| VARIANT | COUNTRY |
|---|---|
| A Sivakumar | Singapore, Malaysia |
Mohana, Kosyalya, and Havantikaa