Here is a list of Mousasi's best fights. For a list of Mousasi's losses, refer to "Gegard Mousasi Losses".
On August 15, 2009 Gegard Mousasi fought Renato Sobral in a light-heavyweight title fight for Sobral's Strikeforce Championship title. Mousasi was 24 years old and with a record of 26-2-1 (24), and Sobral was 33 years old and with a record of 35-8 (22). Mousasi stopped Renato Sobral via 1st-round KO and is crowned the new Strikeforce light-heavyweight champion.
On February 25, 2022 Gegard Mousasi met Austin Vanderford in a middleweight (Bellator World Championship) title defense fight. Mousasi was 36 years old and with a record of 49-7-2 (40), and Vanderford was 31 years old and with a record of 11-0 (6). Mousasi stopped Austin Vanderford via 1st-round TKO and successfully defended his title.
On September 23, 2008 Gegard Mousasi faced off against Ronaldo Souza in a middleweight bout at age 23. He was coming in with a record of 24-2-1 (22), and Souza was 28 years old and with a record of 10-1 (8). Mousasi stopped Ronaldo Souza via KO.
On September 29, 2018 Gegard Mousasi met Rory MacDonald in a middleweight (Bellator World Championship) title defense fight. Mousasi was 33 years old and with a record of 45-6-2 (38), and MacDonald was 29 years old and with a record of 20-4 (14). Mousasi stopped Rory MacDonald via 2nd-round TKO and successfully defended his title.
On May 25, 2018 Gegard Mousasi fought Rafael Carvalho in a middleweight title fight for Carvalho's Bellator World Championship title. Mousasi was 32 years old and with a record of 44-6-2 (37), and Carvalho was 31 years old and with a record of 15-1 (12). Mousasi stopped Rafael Carvalho via 1st-round TKO and is crowned the new Bellator middleweight champion.
On September 25, 2010 Gegard Mousasi faced off against Tatsuya Mizuno in a light-heavyweight bout at age 25. He was coming in with a record of 30-3-1 (28), and Mizuno was 29 years old and with a record of 8-5 (7). Mousasi stopped Tatsuya Mizuno via submission.
On May 31, 2014 Gegard Mousasi faced off against Mark Muñoz in a middleweight bout at age 28. He was coming in with a record of 35-4-2 (31), and Muñoz was 36 years old and with a record of 13-4 (7). Mousasi stopped Mark Muñoz via submission.
On January 24, 2015 Gegard Mousasi faced off against Dan Henderson in a middleweight bout at age 29. He was coming in with a record of 36-5-2 (32), and Henderson was 44 years old and with a record of 30-12 (15). Mousasi stopped Dan Henderson via TKO.
On November 19, 2016 Gegard Mousasi faced off against Uriah Hall in a middleweight bout at age 31. He was coming in with a record of 41-6-2 (35), and Hall was 32 years old and with a record of 12-7 (10). Mousasi stopped Uriah Hall via TKO.
On July 9, 2016 Gegard Mousasi faced off against Thiago Santos in a middleweight bout at age 30. He was coming in with a record of 39-6-2 (33), and Santos was 32 years old and with a record of 13-3 (9). Mousasi stopped Thiago Santos via KO.
