Roman Zentsov has 12 losses against 12 opponents on his MMA record. For a list of Zentsov's best fights, refer to "Best fights of Roman Zentsov".
On August 29, 2008 Roman Zentsov faced off against Lee Sang-Soo in a heavyweight bout at age 34. He was coming in with a record of 18-12 (15). Zentsov lost the fight via 1st-round submission.
On December 31, 2007 Roman Zentsov faced off against Mike Russow in a heavyweight bout at age 34. He was coming in with a record of 17-11 (15), and Russow was 31 years old and with a record of 8-1 (7). Zentsov lost the fight via 1st-round submission.
On July 14, 2007 Roman Zentsov faced off against Branden Lee Hinkle in a heavyweight bout at age 33. He was coming in with a record of 17-10 (15), and Hinkle was 33 years old and with a record of 13-9 (12). Zentsov lost the fight via 3-round unanimous decision.
On August 28, 2005 Roman Zentsov faced off against Fabrício Werdum in a heavyweight bout at age 31. He was coming in with a record of 10-9 (9), and Werdum was 28 years old and with a record of 5-0-1 (5). Zentsov lost the fight via 1st-round submission.
On October 15, 2004 Roman Zentsov faced off against Antoine Jaoude in a heavyweight bout at age 31. He was coming in with a record of 10-8 (9), and Jaoude was 27 years old and with a record of 3-1 (2). Zentsov lost the fight via 1st-round TKO.
On March 13, 2004 Roman Zentsov faced off against Travis Wiuff in a heavyweight bout at age 30. He was coming in with a record of 10-7 (9), and Wiuff was 25 years old and with a record of 27-4 (18). Zentsov lost the fight via 2nd-round TKO.
On February 22, 2004 Roman Zentsov faced off against Michael Knaap in a heavyweight bout at age 30. He was coming in with a record of 10-6 (9). Zentsov lost the fight via 1st-round KO.
On March 17, 2002 Roman Zentsov faced off against Alistair Overeem at age 28. He was coming in with a record of 4-5 (4), and Overeem was 21 years old and with a record of 7-3 (7). Zentsov lost the fight via 1st-round submission.
On November 11, 2001 Roman Zentsov faced off against Chalid Arrab at age 28. He was coming in with a record of 3-4 (3). Zentsov lost the fight via 1st-round KO.
On October 7, 2001 Roman Zentsov faced off against Moise Rimbon at age 28. He was coming in with a record of 3-3 (3). Zentsov lost the fight via 2nd-round submission.
On April 22, 2001 Roman Zentsov faced off against Joop Kasteel at age 27. He was coming in with a record of 2-2 (2), and Kasteel was 36 years old and with a record of 12-9 (10). Zentsov lost the fight via 2nd-round submission.
On April 9, 2000 Roman Zentsov faced off against Andrei Arlovski at age 26. He was coming in with a record of 1-1 (1), and Arlovski was 21 years old and with a record of 1-1 (1). Zentsov lost the fight via 1st-round TKO.