Seif-Eddine Houmine

Seif-Eddine Houmine is a Moroccan Brazilian jiu-jitsu and ju-jitsu practitioner, an adult black belt World Jiu-Jitsu Championship champion in the ultra-heavyweight division and a gold medalist in ne-waza at the 2017 World Games. He was born in Oujda, Morocco, later moved to France, and practised judo and rugby before dedicating himself to Brazilian jiu-jitsu, which he began training in Lille before joining GF Team in Paris. As a black belt he competes in the ultra-heavyweight division, for athletes over 100.5 kilograms, and in 2024 he became IBJJF world champion in that division after the original finalists were disqualified for anti-doping rule violations, making him the first Moroccan to win an adult black belt IBJJF world title. In 2026 he won the ultra-heavyweight division at the European Championship and placed third in the open class, then won the ultra-heavyweight division at the Pan Championship and at the World Championship and placed third at the Brazilian Championship.