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Cognomen Sivanu (Sivanu
) , in all the world, is a rare surname. The family name Sivanu is characteristic of Sri Lanka, where it is a rare surname, Singapore, and Malaysia, where it is a very rare surname. Not in comparison with a country's population, the name is most common in Sri Lanka, Malaysia, and India. Likewise, Sivanu is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sivanu | Singapore, Malaysia, India, Sri Lanka, United Kingdom |