Sergey Rozhnov
Sergey Rozhnov is a Russian former professional boxer who competed during 2012. He defeated former heavyweight world title challenger Owen Beck in his only professional bout. As an amateur, Rozhnov represented Bulgaria at the 2004 Olympics and won a super-heavyweight bronze medal at the 2004 European Amateur Boxing Championships.
Amateur career
He participated in the 2004 Summer Olympics. There he was stopped in the first round of the Super heavyweight division by Russia's eventual winner Alexander Povetkin.Rozhnov won a bronze medal in the same division six months earlier, at the 2004 European Amateur Boxing Championships in Pula, Croatia.
Professional boxing record
| No. | Result | Record | Opponent | Type | Round, time | Date | Location | Notes |
| 1 | Win | 1–0 |  Owen Beck | 4 | 8 Feb 2012 |  Krylia Sovetov, Moscow, Russia | Professional debut |