Cognomen Sampath Kumar (Sampath Kumar 
) , across the world, is a rare surname. The surname Sampath Kumar is habitual in Singapore, where it is a rare surname, Malaysia, where it is a very rare surname, and India. Measured by absolute frequency, it is the most numerous in India, Singapore, and the United States. Likewise, Sampath Kumar is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sampath Kumar | Singapore, United States, India, Sri Lanka, Malaysia |