Surname Sergev (Sergev 
) , in the world, is a very rare cognomen. The last name Sergev is habitual in Bulgaria, where it is a rare surname, Canada, where it is a very rare surname, and Germany, where it is an extremely rare surname. Not in comparison with a country's population, the name is most common in Bulgaria, the United States, and Germany. Much less frequently, Sergev is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sergev | Germany, Russia, United States, Bulgaria, Canada |