Cognomen Thirumaran (Thirumaran 
) , around the globe, is a rare surname. The surname Thirumaran is characteristic of Sri Lanka, where it is quite a rare surname, United Arab Emirates, where it is a rare surname, and Singapore. In absolute terms, it is the most numerous in Sri Lanka, India, and Malaysia. Also, Thirumaran is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Thirumaran | United Arab Emirates, United Kingdom, Sri Lanka, Malaysia, India |
| p. thirumaran Indian politician, IN |
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| g. thirumaran botanist |
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| ranjit k thirumaran researcher |
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