Across the world, Renuga (Renuga 
) is a rare girly forename. The first name Renuga is characteristic of Malaysia, where it is a rare female name, Singapore, and India, where it is a very rare feminine name. Not in comparison with a country's population, it is the most numerous in India, Malaysia, and Japan. Much less frequently, Renuga is the last name as well as the forename.
| VARIANT | COUNTRY |
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| Renuga | Malaysia, Japan, Singapore, Sri Lanka, India |
| renuga vivekanandan researcher (ORCID 0000-0001-9427-9513) |
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| renuga veeran badminton player, MY (b. 1986) |
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| renuga v Indian association football player, IN (b. 1999) |
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Raj, Sivamany, Selvaraj, Arumugam, Krishnan, Ramasamy, Govindan, Sivakumar, Kamoldechkorn, Kuppusamy, Rajamohan, Rajendran, Nadarajah, Govinathan, Lakshmanan, Lokanathen, Loganathan, Thanalingam, Subramaniam, Sellathurai, Govindasamy, Balakrishnan, Sinasami, Ramachandran, Munusamy, Manickam, Mani, Raja, Renu, Devi, Velu, Mohan, Kumar, Raman, Rajoo, Maniam, Suresh, Boonpa, Ramesh, Rahman, Sampath, Suppiah, Kanniah, Perumal, Razakerisnan, Ganesan, Govalan, Muniandy, and Chandrasekaran