Around the globe, Muthalagu (Muthalagu 
) is a very rare principally masculine, but very seldom girly first name. The forename Muthalagu is characteristic of Singapore, where it is a rare male name, India, where it is an extremely rare male name, and China. Likewise, Muthalagu is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Muthalagu | China, Malaysia, Singapore, United States, India |
| muthalagu ramanathan researcher |
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| muthalagu vetrichelvan researcher (ORCID 0000-0001-7201-4143) |
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