Worldwide, Тыну (Tonu 
, Tõnu 
, Тыну 
) is quite a rare unisex first name. The given name Тыну is habitual in Estonia, where it is quite a common male name, Moldova, where it is quite a rare masculine name, and Bangladesh, where it is a rare gender-neutral name. Not in comparison with a country's population, the name is most common in India, Bangladesh, and Ethiopia. Also, Тыну is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Tonu | Moldova, Ethiopia, India, Bangladesh, Romania |
| Tõnu | Estonia, Finland, United States, Sweden |
| Тыну | Estonia, Russia |
| Tynu | United States, Malaysia, India |
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тыну ааре Estonian musician, EE (b. 1953) |
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тыну ыннепалу Estonian poet and author, EE (b. 1962) |
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трубецки, тыну Estonian actor and politician, EE (b. 1963) |
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тынисте, тыну Estonian sailor, EE (b. 1967) |
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кырвитс, тыну Estonian composer, EE (b. 1969) |
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| тыну аав Estonian actor (1939-2019), EE (b. 1939) |
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| лепик, тыну рихардович Estonian athlete, EE (b. 1946) |
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| каукис, тыну Estonian athletics competitor, EE (b. 1956) |
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| тыну ойя Estonian actor, EE (b. 1958) |
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| тыну иоханисович ванакеза association football player (1962-), EE (b. 1962) |
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