Last name Usol'Tsev (Usol'Tsev 
) , all around the world, is a very rare cognomen. The surname Usol'Tsev is habitual in Eastern Europe, particularly Belarus, where it is a very rare surname, Poland, and Russia, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Usol'Tsev | Poland, Russia, Belarus |