Roman Zentsov (Russian: Роман Зенцов, pronounced [rɐˈman zʲɪnˈʐəf]) (born September 10, 1973 in Bryansk) is a retired Russian heavyweight mixed martial arts fighter who has competed in the PRIDE Fighting Championships, a major MMA organization based in Japan, and BodogFIGHT.

Zentsov is part of the Red Devil Sport Club (team) and has trained extensively with Fedor Emelianenko, PRIDE's Heavyweight champion since he joined the group in 2005.

In 2007 Fedor began to also spar heavily with young heavyweight Kirill Sidelnikov, while Roman has trained in St. Petersburg primarily over the past couple years.

Roman's head coach is a Muay Thai champion Ruslan Nagnibeda.

[3] His upper left arm has a tattoo of the kanji words "宮本武蔵" (the samurai warrior Miyamoto Musashi).