KSI

(Olajide Olayinka Williams Olatunji)


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KSI
KSI
  • Born: June 19, 1993
  • Nationality: English
  • Profession: YouTuber, Recording Artist, Boxer

Olajide Olayinka Williams "JJ" Olatunji, better known as KSI, is an English YouTuber, recording artist, and boxer. In 2019, he was ranked second by The Sunday Times in its list of the top 100 UK influencers. He is also part of the British YouTube group known as the Sidemen.