Surname Hinnu (Hinnu 
) , across the world, is a very rare last name. The last name Hinnu is characteristic of Estonia, where it is a rare surname, and India, where it is an extremely rare surname. More prevalently, Hinnu is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Hinnu | Estonia, India |
| mariliis hinnu researcher |
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