In all the world, Osis (Osis 
, Осис 
, Осіс 
) is a rare principally masculine, but very infrequently girly first name. The first name Osis is habitual in Indonesia, where it is a very rare boy's name, Nigeria, where it is an extremely rare unisex name, and India, where it is an extremely rare predominantly male, but scarcely girly name. More frequently, Osis is the last name as well as the forename.
| roberts osis LV (b. 1900) |
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| arnolds osis (b. 1954) |
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