Cognomen Kalaiselvam (Kalaiselvam 
) , all around the world, is a rare last name. The last name Kalaiselvam is habitual in Malaysia, where it is a rare surname, Singapore, and India, where it is an extremely rare surname. In absolute terms, this name is the most popular in Malaysia, India, and China. Also, Kalaiselvam is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kalaiselvam | United States, Singapore, Malaysia, China, India |
| m. kalaiselvam botanist |
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| s kalaiselvam researcher |
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| s. kalaiselvam (b. 1976) |
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