Last name Razumnik (Разумник 
, Razumnik 
) , across the world, is a very rare family name. The cognomen Razumnik is habitual in Eastern Europe, particularly Belarus, where it is a rare surname, Russia, where it is a very rare surname, and Ukraine, where it is an extremely rare surname. Much less frequently, Razumnik is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Разумник | Russia, Ukraine, Belarus |
| Razumnik | Russia, United States |
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razumnik ivanov-razumnik sociologist, literary critic, GE (b. 1878) |
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