Cognomen Venkitachalam (Venkitachalam 
) , throughout the world, is a rare surname. The last name Venkitachalam is characteristic of United Arab Emirates, where it is a rare surname, Singapore, where it is a very rare surname, and Australia. Not in comparison with a country's population, it is commonest in India, United Arab Emirates, and the United States. Also, Venkitachalam is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Venkitachalam | United Arab Emirates, Australia, Singapore, United States, India |
| lakshmi venkitachalam researcher |
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| ts venkitachalam Indian cricketer, IN |
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| venkitachalam ramanarayanan researcher (ORCID 0000-0002-5587-3453) |
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| srividya venkitachalam researcher |
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