KSI

Olajide Olayinka Williams "JJ" Olatunji, known professionally as KSI, is an English 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.

KSI has compiled a professional record of 6-1-1 across 9 bouts.

Representing Nigeria on the world stage, KSI competes in the Cruiserweight division. They remain active and looking for their next fight.