Cognomen Adithan (Adithan 
) , in all the world, is a very rare family name. The surname Adithan is characteristic of Malaysia, where it is a rare surname, New Zealand, where it is a very rare surname, and Canada, where it is an extremely rare surname. Not in comparison with a country's population, it most frequently occurs in India, Malaysia, and Canada. Very seldom, Adithan is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Adithan | Canada, New Zealand, United States, India, Malaysia |
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sivanthi adithan Indian newspaper owner, IN (b. 1936) |
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| s. kesava adithan former Member of the Legislative Assembly (1933-1982), IN (b. 1933) |
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| m. adithan (b. 1942) |
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| r. puthunainar adithan Indian politician, IN |
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| aravinthan adithan researcher (ORCID 0000-0001-7086-2616) |
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| surendiran adithan researcher |
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