Olajide Olayinka Williams Olatunji, better known by his stage names KSIOlajideBT or simply KSI, is a multifaceted figure in the digital realm, exceling as a YouTube personality, internet celebrity, comedian, musician, and video game commentator. Born on June 19, 1993, in Watford, Hertfordshire, England, Olatunji has a younger brother, Deji, who also creates and produces content on YouTube.
Olatunji's brand of humor is often characterized by its crude and sometimes sexual nature, which has contributed to his popularity among fans. Furthermore, he is an integral part of the British YouTuber collective, the Sidemen, which he co-founded on October 19, 2013, alongside Vikram Barn (Vikkstar123),Josh Bradley (Zerkaa),Tobi Brown (TBJZL),Simon Minter (Miniminter),and Ethan Payne (Behzinga). The group expanded its membership in 2014 with the addition of Harry Lewis (Wroetoshaw).
