MMA Fighters — Platinum Boxing Club

English boxer, influencer, and musician (born 1993)

Olajide Olayinka Williams "JJ" Olatunji, known professionally as KSI, is a British influencer, musician, and former professional boxer. He is a co-founding member of YouTube group the Sidemen, the co-founder of Misfits Boxing and co-owner of several businesses, including Prime Hydration and Lunchly. KSI has also served as a judge on Britain's Got Talent since 2026.