Cognomen Разумнаиа (Разумнаиа 
, Razumnaia 
) , worldwide, is a very rare family name. The cognomen Разумнаиа is characteristic of Georgia, where it is a very rare surname, and Russia.
| VARIANT | COUNTRY |
|---|---|
| Разумнаиа | Russia |
| Razumnaia | Russia, Georgia |