Surname Nandakumaran (Nandakumaran 
) , all over the world, is a rare cognomen. The family name Nandakumaran is characteristic of Sri Lanka, where it is quite a rare surname, Malaysia, where it is a rare surname, and Singapore. Not in comparison with a country's population, it is commonest in Sri Lanka, Malaysia, and India. Also, Nandakumaran is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Nandakumaran | Malaysia, India, United Arab Emirates, Australia, Sri Lanka |
| akambadath k. nandakumaran Ph.D. Tata Institute of Fundamental Research 1991 |
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| m. nandakumaran |
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