Cognomen Kandavel (Kandavel 
) , worldwide, is a rare surname. The last name Kandavel is habitual in Sri Lanka, where it is quite a rare surname, Qatar, where it is a rare surname, and United Arab Emirates. In absolute terms, it is commonest in Sri Lanka, India, and Malaysia. Also, Kandavel is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Kandavel | United Arab Emirates, Sri Lanka, Malaysia, India, Australia |
| valarmathy kandavel researcher (ORCID 0000-0002-2626-9871) |
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| k. kandavel botanist |
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| krithika kandavel researcher |
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