Last name Смольев (Смольев 
, Smolev 
) , all around the world, is a rare cognomen. The surname Смольев is characteristic of Bulgaria, where it is a rare surname, Russia, where it is a very rare surname, and the United States.
| VARIANT | COUNTRY |
|---|---|
| Смольев | Russia |
| Smolev | Bulgaria, Germany, Russia, United States |