March 02, 2024

KSI (YouTuber) Biography, Age, Height, Weight, Affairs, Family, Wiki & More

Updated On : November 10, 2019

KSI Popularity on Social Media

Short Biography

KSI was born on 19-06-1993 in London, England, United Kingdom. He is a British YouTube Star, Rapper, Musician, Boxer, Film Actor, Comedian & Video Game Commentator.

Other Name: The Nightmare, Olajide Olayinka Williams Olatunji, Olajide William Olatunji, JJ Olatunji, KSIOlajideBT
Other Professions: Rapper Musician Boxer Film Actor Comedian Video Game Commentator
Appearance: English

KSI Complete Bio & Career

KSI’s actual name is Olajide Olatunji. He is a famous YouTube and Internet celebrity, comedian, video game commentator, and a rapper who is best known for his crude and at most time sexual humor on his posted YouTube videos. He came to limelight after he formed a gaming group on the YouTube in the year 2013. He named his group ‘Ultimate Sideman’. The other group members of ‘Ultimate Sideman’ were Vikram Barn, Simon Minter, Tobi Brown, Ethan Payne and Josh Bradley. 
The group boosted after another famous YouTuber named Harold Lewis joined the group in the year 2014. His nickname ‘KSIOlajideBT’ is a combination of the name of the gaming community of which he was a member, his own name and the name of ‘British Telecom’. He started off by posting the FIFA games he played with his own commentary. In addition FIFA, he also uploaded other video games as well. He actually shoots himself while playing the video games and then with some editing uploads the footage to his own YouTube channel. On and average, he uploads around 40 videos which garners millions of views. Over the years, he got the opportunity to meet the footballers in real life. His channel on the YouTube has over 20 million subscribers and his various videos have been watched more than 4 billion times as of November 2019.
His boxing match with American YouTuber Logan Paul in 2018 was labeled as the 'the largest event in YouTube history. After fans demanded a re-match famous Boxing promoter Eddie Hearn organized their re-match in November 2019.

KSI Popular Videos

KSI Family, Relatives and Other Relations

He was born to Olajide Olatunji Sr aka Jide and Yinka Olatunji. He has a younger brother named Deji Olatunji

Life's Important Dates Of KSI

Body Measurements

Chest Size 43
Biceps Size 16
Waist Size 32
Skin Colour Black
Eye Colour Black
Hair Colour Black

Personal Info

Home Town Watford, Hertfordshire, Southern England
Nationality British
Religion Christian
Address London, England
School Berkhamsted School, Hertfordshire
College N/A
Qualification N/A
Hobbies Playing Video Games and Gymming
Marital Status Unmarried
Debut Film - Laid In America (2016)
TV - 5 Aside (2014)
As a Singer - Lamborghini (2015)
Best Movies Laid in America (2016), and Can't Lose (2018)
Salary N/A
Net Worth $10 Million
Official Website N/A


Car Collections Lambergini


Favorite Color Black
Favorite Sport Boxing and Football
Favorite Singer Drake
Favorite Food Chicken Wings and Burger

Shocking / Interesting Facts & Secrets About KSI

  • He was previously in a relationship with Seana Cuthbert.
  • KSI has reviewed and promoted countless video games on his gaming channel KSIolajidebt.
  • In addition to YouTube, he also has 7 million followers on Instagram as well.
  • He made his first ever YouTube video in 2008 (at the age of 15) as a part of a school project.
  • His longest gaming session was playing FIFA for 32 hours straight without a break.

KSI Age, Birthday Facts and Birthday Countdown

30 years, 8months, 12 days old age KSI will turn 31 on 19 June, 2024. Only 3 months, 16 days, 17 hours,33 minutes has left for his next birthday.

Birthdays Celebrated on Each Day of Week

KSI has celebrated the total number of 31 birthdays till date. See the analysis by days count and bar graph.

  • 31
  • 5
  • 5
  • 4
  • 5
  • 4
  • 4
  • 4