Oleg Popov has two losses against two opponents on his MMA record. For a list of Popov's best fights, refer to "Best fights of Oleg Popov".
On November 29, 2024 Oleg Popov faced off against Denis Goltsov in a heavyweight bout at age 32. He was coming in with a record of 19-2 (12), and Goltsov was 34 years old and with a record of 35-8 (28). Popov lost the fight via 1st-round choke-out.
On November 16, 2016 Oleg Popov faced off against Yusup Suliemanov in a heavyweight bout at age 24. He was coming in with a record of 2-1 (1). Popov lost the fight via 3-round unanimous decision.