Surname Okrugin (Okrugin 
, Округин 
) , in all the world, is a rare family name. The surname Okrugin is characteristic of Russia, where it is a rare surname, Belarus, where it is a very rare surname, and Kyrgyzstan. Not in comparison with a country's population, it is commonest in Russia, Belarus, and Kazakhstan.
| VARIANT | COUNTRY |
|---|---|
| Okrugin | Germany, Russia, Australia, Ukraine, Israel |
| Округин | Kazakhstan, Russia, Kyrgyzstan, Belarus, Ukraine |
| boris m okrugin researcher |
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