Last name Kaliappan (Kaliappan 
) , around the globe, is quite a rare surname. The surname Kaliappan is habitual in Malaysia, where it is quite a rare surname, Singapore, and Oman, where it is a rare surname. Not in comparison with a country's population, it most frequently occurs in Malaysia, India, and Singapore. Much less frequently, Kaliappan is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kaliappan | Saudi Arabia, Singapore, Malaysia, India, United States |
| saravanakumar puthupalayam kaliappan researcher |
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| kaliappan ilango researcher ORCID ID = 0000-0003-2241-2965 |
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| kaliappan ganesan researcher (ORCID 0000-0002-6108-4100) |
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| kathiravan kaliappan researcher (ORCID 0000-0002-6695-1701) |
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| krishna p kaliappan researcher |
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