Worldwide, Sivanesan (Sivanesan 
) is quite a rare masculine first name. The forename Sivanesan is characteristic of Sri Lanka, where it is quite a rare male name, Qatar, and Malaysia, where it is a rare masculine name. In absolute terms, it is the most numerous in India, Sri Lanka, and Malaysia. Also, Sivanesan is the last name as well as the forename.
| VARIANT | COUNTRY |
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| Sivanesan | United Kingdom, Sri Lanka, Malaysia, India, France |
| asaipillai sivanesan botanist (b. 1931) |
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| sivanesan a/l achalingam Malaysian politician, MY (b. 1956) |
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| kandaiya sivanesan politician |
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| sivalingam sivanesan Ph.D. University of Wisconsin-Milwaukee 1990 |
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| iyyakkannu sivanesan researcher (ORCID 0000-0001-7447-6392) |
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| sivanesan subramanian researcher |
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| sivanesan nithyalakshmi chess player |
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