Surname Vijayakumaran (Vijayakumaran 
) , all over the world, is quite a rare cognomen. The cognomen Vijayakumaran is characteristic of Malaysia, where it is quite a rare surname, Sri Lanka, and United Arab Emirates, where it is a rare surname. Not in comparison with a country's population, it is the most numerous in Malaysia, Sri Lanka, and India. More frequently, Vijayakumaran is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Vijayakumaran | Oman, Sri Lanka, Malaysia, United Arab Emirates, India |
| reshma vijayakumaran researcher |
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| shamini vijayakumaran researcher |
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| t.t. vijayakumaran |
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| jana vijayakumaran German child actor and actor, DE (b. 1996) |
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Raj, Kumaran, Nampyar, Nesendran, Vijayan, Madhavan, Moorkath, Meleppat, Munusamy, Sankaran, Sekaran, Arumugam, Krishnan, Podikulangara Krishnan, Unnithan, Marimuthu, Kuppusamy, Rengasamy, Rupendran, Subramaniam, Atchuthan Nair, Kuttampoil, Balakrishnan, Muthiah, Thampi, Asan, Nair, Vasu, Unni, Asari, Avili, Kurup, Kumar, Pilla, Thomas, Raman, Nayar, Vijay, Achari, Kartha, Kmarimuthu, Pilala, Pillai, Ramadu, Joseph, Rajan, and Kizhakkethil