Biography
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.
Filmography
Cast Credits
Inside: USA
Character: Self - Host
TV • 2025
Paul American
Character: Self
TV • 2025
Inside
Character: Self - Host
TV • 2024
The Sidemen Story
Character: Self
MOVIE • 2024
KSI vs. Tommy Fury
Character: Self
MOVIE • 2023
Sidemen: From the Sidelines
Character: Self
TV • 2023
Untold: Jake Paul the Problem Child
Character: Self (archive footage)
MOVIE • 2023
KSI vs. Joe Fournier
Character: Self
MOVIE • 2023
INSIDE: Narrative of Our Journey
Character: Archive Footage
MOVIE • 2023
WrestleMania 39: Saturday
Character: KSI (Ringside)
MOVIE • 2023
Dare to Dream: The Luis Pineda Story
Character: Self
MOVIE • 2023
KSI: In Real Life
Character: Self
MOVIE • 2023
KSI vs. FaZe Temperrr
Character: Self
MOVIE • 2023
KSI & The Pauls: Primed for Success
Character: Himself
MOVIE • 2023
KSI vs. Swarmz
Character: Self
MOVIE • 2022
All or Nothing: Arsenal
Character: Self
TV • 2022
Task the Sidemen
Character: Himself
TV • 2022
Fine or F*cked
Character: Himself
TV • 2022
Ask the Sidemen
Character: Himself
TV • 2021
Sidecast
Character:
TV • 2021
Crew
Crew Credits
Inside
Role: Executive Producer
TV • 2024
Sidemen: From the Sidelines
Role: Creator
TV • 2023
Sidecast
Role: Creator
TV • 2021
Sidemen - BTS
Role: Creator
TV • 2021
The KSI Show
Role: Songs
MOVIE • 2021
The KSI Show
Role: Writer
MOVIE • 2021
Sidemen Among Us
Role: Creator
TV • 2020
KSI vs. Logan Paul
Role: Director
MOVIE • 2018
KSI vs. Weller Live at the Copper Box Arena
Role: Director
MOVIE • 2018
Baywatch
Role: Songs
MOVIE • 2017
Sidemen Sunday
Role: Creator
TV • 2016
Inside
Role: Executive Producer
TV • TBA