Globally, Rangiah (Rangiah 
) is a rare male first name. The first name Rangiah is habitual in South Africa, where it is a very rare boy's name, and India. Also, Rangiah is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Rangiah | South Africa, Malaysia, Australia, United States, India |
| rangiah subra mani Indian diplomat, IN (b. 1907) |
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| kannan rangiah researcher (ORCID 0000-0002-0037-4729) |
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