Person Details

Birthday:

Aliases: Olajide Olatunji , JJ , Olajide Olayinka Williams Olatunji

Gender: Male

Place of birth: Watford, England, UK

Homepage:

Movie Involvements: 21

TV Involvements: 15


Most Famous Work

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.

Most Famous Work

Britain's Got Talent
Average
5

Britain's Got Talent

(2007) Judge
The Great Celebrity Bake Off for Stand Up To Cancer
Average
8
Inside
Average
6

Inside

(2024) Self - Host
Celebrity Gogglebox
Average
7

Celebrity Gogglebox

(2019) Self
All or Nothing: Arsenal
Average
8
The Sidemen Show
Average
9

The Sidemen Show

(2018) Self
Sidemen: From the Sidelines
Average
0
Britain's Got Talent: Unseen
Average
8

Britain's Got Talent: Unseen

(2020) Self - Guest Judge

Acting

Year Character Movie/Tv
2025 Self
N/A
KSI
2024 Self - Host
Self
2023 Self
Self
Self (archive footage)
Self
Archive Footage
KSI (Ringside)
Self
Self
Self
Himself
2022 Self
Self
Himself
Himself
2021 Himself
N/A
KSI
2020 KSI
Self - Guest Judge
2019 Self
Self
2018 Self
Self
Self
Self
Himself
Self - Guest
Himself (as KSI)
2016 Duncan
2015 Himself
2014 Self - Guest
Self
2011 Self
2007 Judge
2002 Self
Year Character Movie/Tv

Production

Year Role Movie/Tv
2024 Executive Producer
Executive Producer
Year Role Movie/Tv

Creator

Sound

Year Role Movie/Tv
2021 Songs
2017 Songs
Year Role Movie/Tv

Writing

Year Role Movie/Tv
2021 Writer
Year Role Movie/Tv

Directing


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