KSI Net Worth 2025: If you’re a gamer you must be curious about how much KSI is worth. Read on, we will be taking you through the biography, salary, earnings, and net worth of KSI. You’ll also learn how KSI makes his money.
Who is KSI and How Much is He Worth?
| Full Name | Olajide Olayinka Williams “JJ” Olatunji |
| Date of Birth | |
| Profession | YouTuber and rapper |
| Height | 6 ft (1.83 m) |
| Country | United Kingdom |
| Source of Wealth | YouTube |
| Net Worth | $20 Million |
| Last Updated | July, 2025 |
Olajide Olayinka Williams “JJ” Olatunji popularly known as KSI, is an English YouTuber and rapper with an estimated net worth of $20 million. KSI has established himself as one of the top influencers in the UK. He is famous for his gaming commentary of the FIFA video game series.
KSI is also part of the British YouTube group known as the Sideman. He has also diversified his YouTube content to include vlog and comedy-style videos.
KSI has over 34 million subscribers and over 8 billion video views across its two YouTube channels. In 2020, he released his debut studio album “Dissimulation” which debuted at number 2 on the UK Album Chart. KSI has also been involved in amateur boxing fights against British Youtuber Joe Weller and against American YouTuber Logan Paul.
Early Life
Olajide Olayinka Williams Olatunji was born on 19 June 1993 in Watford, Hertfordshire, England. He was born to a Nigerian father who hails from Ibadan, Nigeria, and a British mother from Islington, London. KSI attended the Berkhamsted School in Berkhamsted where he met his future collaborator and Sideman member Simon Minter.
However, he dropped out of sixth form college to pursue his YouTube career once he was earning steady monthly revenue from his uploads.
His decision to drop out of college was met by stiff resistance from his parents. However, they became supportive and featured in a number of his videos.
Career
KSI’s started off his youtube career as a teenager in 2008 when he registered his first YouTube account under the username”jideJunior”. His current YuTube account “KSIOlajideBT” was registered on 24th July 2009 where he uploaded gaming-commentary videos of the FIFA video game series.
In 2012, KSI’s YouTube channel hit a major milestone of a million subscribers. A year later, he signed a contract with Maker Studio’s sub-network, Polaris.
KSI became a part of the British YouTube group known as the Sidemen in October 2013. The group specializes in producing online videos, most often consisting of challenges, sketches, and video-game commentary, as well as selling exclusive Sidemen merchandise.
Between 2018 and 2019, KSI has been in two amateur boxing with British YouTuber Joe Weller and American YouTuber Logan Paul.
KSI also venture into the world of music when he released his debut single “Lamborghini” featuring British grime MC P Money. Ever since then, he has released a number of musical tracks.
Personal Life
If you’re a big fan, you might want to know whether KSI is dating. As of the time of writing this report, KSI does appear to have a girlfriend. However, he is yet to disclose her identity. Also, KSI is a diehard Arsenal fan. He has been supporting the team from childhood.
KSI has also been involved in a number of charitable causes in his career, raising and donating over half a million pounds.
KSI’s Net Worth, Salary and Earnings
As of 2025, KSI has an estimated net worth of $20 million. He earns his money mostly from his YouTube channel. He also earns from his music videos and several boxing matches against other YouTube Stars.
KSI was reported to have earned $1.2 million in 2014. He was contracted to earn a minimum amount of $900,000 from his second fight against Logan Paul in 2019. In 2015, KSI’s earnings were estimated to be over $4.5 million by Forbes, ranking him as the fifth-highest paid YouTuber in the world.
According to Social Blade, KSI earns between $150k – $2.5 million in revenue. One of his YouTube accounts has over 5.7 billion viewers with 23.1 million subscribers.
KSI is also reported to be the director of three UK companies with equity totalling $2.2 million. In an interview, KSI confirmed that he also owns over ten properties “all around England” with a combined worth of over £10 million.
In 2021, KSI revealed that he has profited around $5 million from investing his money into cryptocurrencies.
What’s more, KSI also owns a flavour of G FUEL, an energy drink brand well-known in the gaming sphere. He also makes money through his work with Gamma Labs, the company behind G FUEL.
Summary
Olajide Olatunji popularly known as KSI is a British YouTuber and rapper with an estimated net worth of $15 million. He is one of the most influential influencers in the UK. His YouTube channel boasts over 8 billion video views and over 34 million subscribers. KSI is also an Arsenal fan.
