Surname Nandhakumar (Nandhakumar 
) , throughout the world, is a rare last name. The family name Nandhakumar is habitual in Sri Lanka, where it is a rare surname, United Arab Emirates, and Singapore. In absolute terms, it is commonest in India, Sri Lanka, and United Arab Emirates. Likewise, Nandhakumar is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Nandhakumar | Sri Lanka, United Arab Emirates, India, United States, Saudi Arabia |
| iris nandhakumar researcher (ORCID 0000-0002-9668-9126) |
|
|
| arjun nandhakumar Indian actor and cricketer, IN (b. 1986) |
|