All around the world, Osório (Osório 
) is a very rare male first name. More prevalently, Osório is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Osório | Brazil, Cabo Verde, Portugal, Angola, Mozambique |
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osório duque-estrada brazilian poet, literary critic, teacher, librarian and essayist (1870-1927), BR (b. 1870) |
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| balthazar osório Portuguese ichthyologist, PT (b. 1855) |
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| coronel pedro osório BR (b. 1854) |
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| osório césar Brazilian journalist, BR (b. 1895) |
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| osório alves de castro Brazilian novelist, BR (b. 1898) |
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| osório borba Brazilian journalist, BR (b. 1900) |
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| osório tuyuty Brazilian politician, BR (b. 1900) |
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| osório pereira Brazilian rower, BR (b. 1905) |
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| osório villas-boas Brazilian politician, BR (b. 1914) |
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| osório bebber Brazilian priest, BR (b. 1929) |
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| osório willibaldo stoffel BR (b. 1921) |
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| osório adriano BR (b. 1929) |
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| osório lutilis silveira martins person identified in the Museu da Pessoa collection, BR (b. 1943) |
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| osório jácome xavier de mesquita politician from Brazil, BR (b. 1952) |
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| osório alves costa person identified in the Museu da Pessoa collection, BR (b. 1952) |
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