Family name Periyannan (Periyannan 
) , across the world, is a rare surname. The family name Periyannan is characteristic of Sri Lanka, where it is quite a rare surname, Singapore, where it is a rare surname, and Malaysia. In absolute terms, it is the most numerous in India, Sri Lanka, and Malaysia. Also, Periyannan is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Periyannan | Sri Lanka, China, Malaysia, Saudi Arabia, India |
| a. periyannan Indian politician, IN (b. 1901) |
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| gopal r periyannan researcher (ORCID 0000-0001-7654-1629) |
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