Here is a list of Petrov's best fights. For a list of Petrov's losses, refer to "Petr Petrov Losses".
On April 3, 2015 Petr Petrov faced off against Gamaliel Díaz in a lightweight bout at age 32. He was coming in with a record of 36-4-2 (17), and Díaz was 34 years old and with a record of 39-11-3 (18). Petrov won the fight via 10-round unanimous decision.
On February 11, 2012 Petr Petrov faced off against Sergio Jose Olivas in a super-lightweight bout at age 28. He was coming in with a record of 30-3-2 (14). Petrov stopped Sergio Jose Olivas via TKO.
On November 26, 2010 Petr Petrov faced off against Arturo Uruzquieta in a lightweight bout at age 27. He was coming in with a record of 26-2-2 (11). Petrov stopped Arturo Uruzquieta via TKO.