Last name Niosi (Niosi 
) , in the entire world, is a rare surname. The last name Niosi is habitual in Uruguay, where it is a rare surname, Italy, and Argentina. In absolute terms, it most frequently occurs in the United States, Italy, and Argentina. Very seldom, Niosi is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Niosi | Italy, Uruguay, United States, Argentina, Canada |
| bert niosi Canadian musician, CA (b. 1909) |
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| jorge niosi Canadian academic, CA (b. 1945) |
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| chris niosi American animator, producer, and voice actor, US (b. 1988) |
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