Olajide Olayinka Williams "JJ" Olatunji, known online as KSI, is a British YouTuber, internet personality and rapper known for his YouTube video content. Olatunji is a member and co-founder of the entertainment collective known as the Sidemen, alongside six other British YouTubers, producing online videos and merchanise to a combined audience of over 53 million followers.

KNOWN FOR

America's Got Talent
2026
Top Gear
2020
The Jonathan Ross Show
2024
Britain's Got Talent
2025
The Great Celebrity Bake Off for Stand Up To Cancer
2021
Outside
2026
Celebrity Gogglebox
2020
Sidemen
2016
Chicken Shop Date
2019
Michael McIntyre's Big Show
2026
Baywatch
2017
The Men in Blazers Show
2019

FILMOGRAPHY

All
Movies
TV
Acting
51
Directing
2
Writing
1
Producing
6
Sound
2
2026
Michael McIntyre's Big Show
as Self
2026
Britain's Got Talent
as Self - Judge
2026
Road to Glory
as Self
2026
Race to the Top: The Dagenham & Redbridge Story
as Self
2026
TFI Unplugged
as Self
2026
Outside
as Self - Host
2026
America's Got Talent
as Self - Guest Judge
2025
Britain's Got Talent
as Self - Guest Judge
2025
Britain's Got Talent: Unseen
as Self - Guest Judge
2025
Paul American
as Self
2025
Inside: USA
as Self - Host
2024
The Sidemen Story
as Self
2024
The Jonathan Ross Show
as Self
2024
Inside
as Self - Host
2023
Dare to Dream: The Luis Pineda Story
as Self
2023
WrestleMania 39: Saturday
as KSI (Ringside)
2023
KSI vs. Joe Fournier
as Self
2023
KSI vs. Tommy Fury
as Self
2023
Untold: Jake Paul the Problem Child
as Self (archive footage)
2023
KSI: In Real Life
as Self
2023
INSIDE: Narrative of Our Journey
as Archive Footage
2023
KSI & The Pauls: Primed for Success
as Himself
2023
KSI vs. FaZe Temperrr
as Self
2023
The Naughty List
as Candy Cane Capone
2023
Sidemen: From the Sidelines
as Self
2023
Misfits Boxing: Xtra Series
as Self
2022
KSI vs. Swarmz & Luis Alcaraz Pineda
as Self
2022
Fine or F*cked
as Himself
2022
Task the Sidemen
as Himself
2022
All or Nothing: Arsenal
as Self
2021
The KSI Show
as Self
2021
The Great Celebrity Bake Off for Stand Up To Cancer
as Self - Guest
2021
Ask the Sidemen
as Himself
2021
Sidecast
2021
Radio 1 at Reading and Leeds Festival
as Self
2020
Celebrity Gogglebox
as Self
2020
Top Gear
as Self
2020
Sidemen Among Us
as KSI
2019
KSI vs. Logan Paul 2
as Self
2019
The Men in Blazers Show
as Self
2019
Chicken Shop Date
as Self - Guest
2018
KSI: Can't Lose
as Self
2018
KSI vs. Weller Live at the Copper Box Arena
as Himself (as KSI)
2018
KSI vs. Logan Paul
as Self
2018
Joe Weller: Fighter
as Himself
2018
The Sidemen Show
as Self
2018
The Big Narstie Show
as Self
2016
Laid in America
as Duncan
2016
Sidemen
as Himself
2015
eSports: The Celebrity Millionaires of Competitive Gaming
as Himself
KSI vs. Dillon Danis
as Self