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KSI
Olajide Olatunji
Olajide Olatunji, known professionally as KSI, is a British digital creator and entertainer of Nigerian heritage whose work spans YouTube, music, business, crossover boxing and television.
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Profile
About KSI
Profile information current to .
United Kingdom · YouTube creator, Digital entertainer, Musician · 4 affiliations
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- YouTube creator
- Digital entertainer
- Musician
- Entrepreneur
- Boxer and boxing-promotions figure
- Television judge
At a glance
- He began posting FIFA-commentary videos on YouTube in 2009 and later became associated with the Sidemen creator collective.
- His album All Over the Place reached number one on the UK Official Albums Chart in 2021.
- His creator-led ventures have included co-founding Prime Hydration and an association with Misfits Boxing.
- ITV appointed him as a full-time judge for the 2026 series of Britain's Got Talent.
Online career and the Sidemen
KSI began posting FIFA-commentary videos on YouTube in 2009. He subsequently became associated with the Sidemen, whose official site identifies the collective as having been founded in 2013. On May 31, 2026, he announced that he would no longer make Sidemen videos, although the collective's website continued to list him as a member when checked on August 22, leaving his formal membership status unresolved.
Music
Music became a significant part of KSI's work beyond online video. His album All Over the Place entered the UK Official Albums Chart at number one in July 2021.
Business and crossover boxing
KSI's commercial and sporting work has included co-founding Prime Hydration and an association with Misfits Boxing. In July 2022, DAZN announced a partnership with KSI and Misfits Boxing to launch the MF & DAZN: X Series, linking his public profile to crossover-boxing promotion as well as participation in the sport.
Television
KSI joined Britain's Got Talent as a full-time judge for Series 19, which aired in 2026. The available evidence establishes that series-specific role but does not establish whether he will participate in a later series.
Affiliations
- Sidemen Former video contributor; formal current membership remains unresolved 2013-10-19–2026-05-31
- Prime Hydration Co-founder 2022
- Misfits Boxing Promotional-company association 2022-07-15
- Britain's Got Talent Judge, Series 19 2026–2026
Timeline
- Began posting FIFA-commentary videos on YouTube, according to Forbes.
- Sidemen was founded; the group's official site identifies KSI among the collective's members.
- All Over the Place entered the Official Albums Chart at number one.
- PRIME launched its first Hydration product.
- DAZN announced a partnership with KSI and Misfits Boxing to launch the MF & DAZN: X Series.
- KSI announced that May 31, 2026 would be his final Sidemen video and that he would no longer make Sidemen videos.
Additional verified details
Current context
- KSI's official site displayed 47.5 million YouTube subscribers across four channels. This is a self-published platform aggregate; subscriber totals and the channel-count methodology are subject to change.
- KSI announced on May 31, 2026 that he would no longer make Sidemen videos, but the Sidemen website continued to display him as a member when checked on August 22, 2026. The public announcement and the collective's official web listing are not fully reconciled, so the evidence does not establish a definitive current formal-membership status.
- ITV announced KSI as a full-time judge for Britain's Got Talent Series 19, which aired in 2026. This supports his Series 19 role but does not establish participation in a later series.
Biographical facts
- WJEC describes KSI as British and of Nigerian heritage.
- KSI's album All Over the Place reached number one on the UK Official Albums Chart.
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