On December 3, 2016, a 23-year-old Murat Gassiev (23-0, 17 KOs) got a shot at the IBF cruiserweight title held by 37-year-old fellow Russian boxer Denis Lebedev (29-1, 22 KOs).
Gassiev came in to the fight on a 23-fight win streak with a 73% KO rate, and was fighting after a gap of 6 months and 16 days. Lebedev was on a 8-fight win streak with a 73% KO rate, and fighting after a layoff of 6 months and 12 days.
Murat Gassiev defeated Denis Lebedev via split decision and wins the IBF title — in his first world-title fight. Gassiev improves his record to 24-0, while Lebedev adds a loss to his record at 29-2.
On October 21, 2017, the 24-year-old IBF cruiserweight world champion, Murat Gassiev (24-0, 17 KOs), faced a 36-year-old Polish boxer Krzysztof Włodarczyk (53-3-1, 37 KOs), in a title defense fight.
Gassiev came in to the fight on a 24-fight win streak with a 70% KO rate, and was fighting after a gap of 10 months and 18 days. Włodarczyk was on a 4-fight win streak with a 64% KO rate, and fighting after a layoff of 5 months and 1 day.
Murat Gassiev made easy work of Krzysztof Włodarczyk, stopping the challenger via KO in the 3rd. Gassiev improves his record to 25-0 (18 KOs), while Włodarczyk adds a loss to his record at 53-4-1.
On February 3, 2018, the 24-year-old IBF cruiserweight champion, Murat Gassiev (25-0, 18 KOs), and the 31-year-old WBA (Unified) cruiserweight champion Yuniel Dorticos (22-0, 21 KOs) met in a title-unification fight.
Gassiev came in to the fight on a 25-fight win streak with a 72% KO rate, and was fighting after a gap of 3 months and 13 days. Dorticos was on a 22-fight win streak with a 95% KO rate, and fighting after a layoff of 4 months and 11 days.
Murat Gassiev stopped Yuniel Dorticos via TKO in the final round of the 12-round world-title fight and unified the IBF and WBA (Unified) cruiserweight titles. Gassiev improves his record to 26-0 (19 KOs), while Dorticos adds a loss to his record at 22-1.
On July 22, 2021, a 27-year-old Murat Gassiev (27-1, 20 KOs) and Michael Wallisch met in the ring in a heavyweight bout.
Gassiev came in to the fight on a 1-fight win streak with a 71% KO rate, and was fighting after a gap of 8 months and 22 days.
Murat Gassiev stopped Michael Wallisch via TKO in the 4th round. Gassiev improves his record to 28-1 (21 KOs)
On October 31, 2020, a 27-year-old Murat Gassiev (26-1, 19 KOs) and a 43-year-old Albanian boxer Nuri Seferi (41-9, 23 KOs) met in the ring.
Gassiev came in to the fight on a 1-fight losing streak with a 70% KO rate, and was fighting after a gap of 2 years, 3 months, and 10 days. Seferi was on a 2-fight win streak with a 46% KO rate, and fighting after a layoff of 9 months and 13 days.
Murat Gassiev stopped Nuri Seferi via TKO in the 1st round. Gassiev improves his record to 27-1 (20 KOs), while Seferi adds a loss to his record at 41-10.
On May 17, 2016, a 22-year-old Murat Gassiev (22-0, 16 KOs) and Jordan Shimmell met in the ring.
Gassiev came in to the fight on a 22-fight win streak with a 72% KO rate, and was fighting after a gap of 4 months and 29 days.
Murat Gassiev stopped Jordan Shimmell via KO in the 1st round. Gassiev improves his record to 23-0 (17 KOs)
On July 21, 2018, the 24-year-old WBA (Unified) and IBF cruiserweight champion, Murat Gassiev (26-0, 19 KOs), and the 31-year-old WBC and WBO cruiserweight champion Oleksandr Usyk (14-0, 11 KOs) faced each other for the undisputed world championpionship.
Gassiev came in to the fight on a 26-fight win streak with a 73% KO rate, and was fighting after a gap of 5 months and 18 days. Usyk was on a 14-fight win streak with a 78% KO rate, and fighting after a layoff of 5 months and 24 days.
Oleksandr Usyk defeated Murat Gassiev via unanimous decision and wins the WBA (Unified), IBF, WBC, WBO, and The Ring cruiserweight world champion — and becomes the undisputed cruiserweight world champion. Usyk improves his record to 15-0, while Gassiev adds a loss to his record at 26-1.
On March 3, 2023, a 29-year-old Murat Gassiev (29-1, 22 KOs) and a 39-year-old American boxer Mike Balogun (20-0, 16 KOs) met in the ring in a heavyweight bout.
Gassiev came in to the fight on a 3-fight win streak with a 73% KO rate, and was fighting after a gap of 6 months and 5 days. Balogun was on a 20-fight win streak with a 80% KO rate, and fighting after a layoff of 4 months and 25 days.
Murat Gassiev stopped Mike Balogun via TKO in the 2nd round. Gassiev improves his record to 30-1 (23 KOs), while Balogun adds a loss to his record at 20-1.
On April 17, 2015, a 21-year-old Murat Gassiev (20-0, 14 KOs) and Felix Cora Jr. met in the ring in a cruiserweight bout.
Gassiev came in to the fight on a 20-fight win streak with a 70% KO rate, and was fighting after a gap of 2 months and 25 days.
Murat Gassiev stopped Felix Cora Jr. via TKO in the 9th round. Gassiev improves his record to 21-0 (15 KOs)
On August 26, 2022, a 28-year-old Murat Gassiev (28-1, 21 KOs) and Carlouse Welch met in the ring in a heavyweight bout.
Gassiev came in to the fight on a 2-fight win streak with a 72% KO rate, and was fighting after a gap of 1 year, 1 month, and 4 days.
Murat Gassiev stopped Carlouse Welch via TKO in the 1st round. Gassiev improves his record to 29-1 (22 KOs)