Globally, Феодосий (Teodosio 
, Феодосий 
, Theodosius 
, along with others...) is quite a common masculine first name. The first name Феодосий is characteristic of Peru, where it is quite a common masculine name, Italy, where it is quite a rare male name, and Paraguay. Measured by absolute frequency, it most frequently occurs in Peru, Italy, and Mexico. Also, Феодосий is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Teodosio | Spain, Mexico, Philippines, Brazil, Peru |
| Феодосий | Kazakhstan, Ukraine, Kyrgyzstan, Belarus, Russia |
| Theodosius | Ghana, Indonesia, India, Philippines, United States |
| Feodosiy | Ukraine, United States |
| Feodosy | Brazil |
| Teodozjusz | Poland |
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феодосий печерский Ukrainian saint, UA (b. 1029) |
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феодосий Metropolitan of Moscow, RU (b. 1350) |
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феодосий тотемский RU (b. 1550) |
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феодосий черниговский UA (b. 1630) |
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феодосий ростоцкий RU (b. 1725) |
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щедрин, феодосий фёдорович Russian sculptor, RU (b. 1751) |
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феодосий иванович яненко Russian painter, RU (b. 1767) |
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| феодосий гойжевский UA (b. 1749) |
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| курика, феодосий константинович RU (b. 1755) |
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феодосий николаевич чернышёв Russian geologist and paleontologist (1856-1914), UA (b. 1856) |
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| феодосий иванович цац RU (b. 1800) |
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патенко, феодосий алексеевич RU (b. 1851) |
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вахрушов, феодосий михайлович Russian painter (1870-1931), RU (b. 1870) |
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| феодосий арсеньевский RU (b. 1815) |
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феодосий николаевич красовский Russian astronomer, RU (b. 1878) |
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