On December 5, 2014, a 42-year-old Jean-Marc Mormeck (37-5, 23 KOs) and a 27-year-old Polish boxer Mateusz Masternak (33-2, 24 KOs) met in the ring.
Mormeck came in to the fight on a 1-fight win streak with a 54% KO rate, and was fighting after a gap of 5 months and 9 days. Masternak was on a 1-fight win streak with a 68% KO rate, and fighting after a layoff of 2 months and 8 days.
Mateusz Masternak defeated Jean-Marc Mormeck via majority decision in the 10-round fight. Masternak improves his record to 34-2, while Mormeck adds a loss to his record at 37-6.
On March 3, 2012, a 39-year-old Jean-Marc Mormeck (36-4, 22 KOs) got a shot at the heavyweight WBA (Super), IBF, WBO, and The Ring title held by 35-year-old Ukrainian boxer Wladimir Klitschko (56-3, 48 KOs).
Mormeck came in to the fight on a 3-fight win streak with a 55% KO rate, and was fighting after a gap of 1 year, 3 months, and 1 day. Klitschko was on a 14-fight win streak with a 81% KO rate, and fighting after a layoff of 8 months and 1 day.
Wladimir Klitschko stopped Jean-Marc Mormeck via KO in the 4th round of the 12-round world-title fight, and successfully defended his WBA (Super), IBF, WBO, and The Ring heavyweight titles. Klitschko improves his record to 57-3 (49 KOs), while Mormeck adds a loss to his record at 36-5.
On November 10, 2007, the 35-year-old WBA (Unified), WBC, and The Ring cruiserweight world champion, Jean-Marc Mormeck (33-3, 22 KOs), faced a 27-year-old British boxer David Haye (19-1, 18 KOs), in a title defense fight.
Mormeck came in to the fight on a 2-fight win streak with a 61% KO rate, and was fighting after a gap of 7 months and 24 days. Haye was on a 9-fight win streak with a 90% KO rate, and fighting after a layoff of 6 months and 14 days.
David Haye stopped the champion via TKO in the 7th round of the 12-round world-title fight, winning the first world titles of his career, and is crowned the new WBA (Unified), WBC, and The Ring cruiserweight champion. Haye improves his record to 20-1 (19 KOs), while Mormeck adds a loss to his record at 33-4.
On January 7, 2006, the 33-year-old WBA (Unified), WBC, and The Ring cruiserweight champion, Jean-Marc Mormeck (31-2, 21 KOs), and the 31-year-old IBF cruiserweight champion O'Neil Bell (25-1-1, 23 KOs) met in a title-unification fight.
Mormeck came in to the fight on a 28-fight win streak with a 63% KO rate, and was fighting after a gap of 9 months and 5 days. Bell was on a 7-fight win streak with a 85% KO rate, and fighting after a layoff of 4 months and 12 days.
O'Neil Bell stopped Jean-Marc Mormeck via KO in the 10th round of the 12-round world-title fight and unified the WBA (Unified), WBC, The Ring, and IBF cruiserweight titles. Bell improves his record to 26-1-1 (24 KOs), while Mormeck adds a loss to his record at 31-3.
On June 13, 1997, a 25-year-old Jean-Marc Mormeck (3-1, 2 KOs) and Dominique Mansare met in the ring.
Mormeck came in to the fight on a 1-fight losing streak with a 50% KO rate, and was fighting after a gap of 22 days.
Jean-Marc Mormeck lost to Dominique Mansare via points decision in the 6-round fight, and adds an loss to his record at 3-2.
On May 22, 1997, a 24-year-old Jean-Marc Mormeck (3-0, 2 KOs) and Lee Manuel Ossie met in the ring.
Mormeck came in to the fight on a 3-fight win streak with a 66% KO rate, and was fighting after a gap of 2 months and 14 days.
Jean-Marc Mormeck lost to Lee Manuel Ossie via points decision in the 4-round fight, and adds an loss to his record at 3-1.