Cognomen Ovsjannikov (Овсянников 
, Ovsjannikov 
) , all over the world, is a common last name. The last name Ovsjannikov is habitual in Russia, where it is quite a common surname, Belarus, and Kazakhstan, where it is quite a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Овсянников | Kyrgyzstan, Kazakhstan, Belarus, Ukraine, Russia |
| Ovsjannikov | Belarus, United States, Czechia, Estonia, Germany |
Ovsiannikov, Ovsyannikov, Owsjannikow, Овсйанников, and Овсянніков
| sergey osipovitsj ovsjannikov Russian architect (1880-1937) (b. 1880) |
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| georgij ovsjannikov (b. 1918) |
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| sergei ovsjannikov Estonian-Ukrainian engineer, EE (b. 1951) |
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| sergej ovsjannikov (b. 1952) |
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