>
Cognomen Rumjantsev (Румянцев
, Rumjantsev
, Румянтсев) , in all the world, is a common surname. The cognomen Rumjantsev is characteristic of Russia, where it is quite a common surname, Estonia, and Belarus, where it is quite a rare surname. Not in comparison with a country's population, this name is the most popular in Eastern Europe, particularly Russia, Ukraine, and Belarus.
| VARIANT | COUNTRY |
|---|---|
| Румянцев | Kazakhstan, Russia, Kyrgyzstan, Belarus, Ukraine |
| Rumjantsev | Estonia, Lithuania, United Kingdom, Belarus, Finland |
| רומיאנצב | Israel |
Roumiantsev, Rumjancev, and Rumyantsev