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Family name Sivakumar (Sivakumar , ಶಿವಕುಮಾರ್) , in the world, is a common cognomen. The cognomen Sivakumar is habitual in Sri Lanka, where it is quite a common surname, Singapore, and Qatar, where it is quite a rare surname. In absolute terms, it is commonest in India, Sri Lanka, and Malaysia. More frequently, Sivakumar is the forename as well as the last name.
Mani, Rajendran, Duraisamy, Ganapathy, Jayaraman, Natarajan, Nagarajan, Srinivasan, Chinnasamy, Palanisamy, Ramalingam, Subramanian, Subramaniam, Arunachalam, Paramasivam, Visvanathan, Viswanathan, Balakrishnan, Ramakrishnan, Ramachandran, Kuppusamy, Kandasamy, Annamalai, Shanmugam, Siva, Raju, Nair, Singh, Kumar, Reddy, Yadav, Perumal, Ganesan, Chandrasekaran, Manickam, Sundaram, Selvaraj, Arumugam, Chandran, Krishnan, Ramasamy, Nachinan, Murugesan, Muthusamy, Muniandy, and Balasubramanian