Mounir Lazzez has three losses against three opponents on his MMA record. For a list of Lazzez's best fights, refer to "Best fights of Mounir Lazzez".
On January 21, 2023 Mounir Lazzez faced off against Gabriel Bonfim in a welterweight bout at age 35. He was coming in with a record of 11-3 (8). Lazzez lost the fight via 1st-round submission.
On January 20, 2021 Mounir Lazzez faced off against Warlley Alves in a welterweight bout at age 33. He was coming in with a record of 10-2 (8), and Alves was 30 years old and with a record of 13-4 (10). Lazzez lost the fight via 1st-round TKO.
On April 19, 2019 Mounir Lazzez faced off against Eldar Eldarov in a super-lightweight bout at age 31. He was coming in with a record of 7-1 (6). Lazzez lost the fight via 5-round unanimous decision.