Family name Pennathur (Pennathur 
) , globally, is a very rare surname. The surname Pennathur is habitual in the United States, where it is an extremely rare surname, and India. Very seldom, Pennathur is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Pennathur | United States, India |
| pennathur subramania iyer Indian lawyer, IN (b. 1860) |
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sudha pennathur Indian businessman, IN |
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| pennathur gautam researcher |
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| sumita pennathur researcher |
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| sumita pennathur (b. 1978) |
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