KSI is currently focused on Just Chatting with regular drops in the categories below.
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Starting in his bedroom in 2009, Olajide 'JJ' Olatunji began his journey under the moniker KSIOlajideBT. He quickly gained a massive following through his high-energy, often hilarious FIFA commentary and sketches, characterized by a raw and unfiltered personality. His early success was built on a unique blend of gaming skill and relatable comedic timing, making him a cornerstone of the first generation of YouTube gaming stars.
In 2013, KSI co-founded the Sidemen, a British YouTube collective that would become the most successful group in digital history. He later pivoted toward mainstream dominance by igniting the influencer boxing phenomenon, most notably with his 2018 and 2019 bouts against Logan Paul. These events broke pay-per-view records and transitioned him from an internet personality into a recognized global celebrity and professional athlete.
Today, KSI stands as a multi-hyphenate entrepreneur and artist, with chart-topping music albums and a booming business empire. As a co-founder of PRIME Hydration, he helped create one of the fastest-growing beverage brands in history. His legacy is defined by constant reinvention, proving that a creator can successfully transcend their original niche to become a force in music, sports, and international business.
Launched the KSIOlajideBT channel, focusing on FIFA content.
Co-founded the Sidemen, which became the UK's most influential creator group.
Fought Logan Paul in the biggest amateur boxing match in history.
Released his debut studio album 'Dissimulation', which reached No. 2 on the UK Albums Chart.
Partnered with former rival Logan Paul to launch the global sensation PRIME Hydration.
Led the Sidemen to a record-breaking charity match at Wembley Stadium, raising millions for charity.
KSI is 32 years old, born on June 19, 1993.
KSI's real name is Olajide Olayinka Williams Olatunji.
As of 2026, KSI's net worth is estimated to be approximately $100 million USD, fueled by his YouTube career, boxing, music, and his co-ownership of PRIME.
KSI is best known for FIFA (now EA Sports FC), but he also streams Just Chatting and variety games with the Sidemen.
KSI began his content creation journey on YouTube in 2009, later expanding his presence to Twitch for sporadic live events and gaming.
You can primarily watch KSI on his two main YouTube channels, KSI and JJ Olatunji, as well as on his official Twitch channel 'ksi'.
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