KSI is a multi-talented personality who began with social media and is now a singer, rapper, streamer, social media influencer, professional boxer, and businessman. His career started with the “JideJunior” YouTube channel in 2008, later creating his “KSI” channel in mid-2009. From the very start, he focused on uploading gaming videos, particularly FIFA video games.
He gained further fame by joining the Sidemen in 2013, a British YouTuber collaboration group. He also signed with Maker Studios’ sub-network Polaris and joined Comedy Central UK’s web series Demolished. Additionally, he partnered with MLG.tv for streaming after being recognized as the 4th most popular social media influencer in the United States. KSI was also included in Business Insider’s “The 15 Most Popular YouTubers in the World.”
KSI ventured into music in 2015 with his debut single “Lamborghini.” He stepped into boxing in late 2017, participating in matches with notable opponents such as Logan Paul and Temperrr. Besides these pursuits, he has also engaged in various business ventures, philanthropy, and wrestling.
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Duke Dennis Quick Bio
- Real Name: Olajide Olayinka Williams Olatunji
- Age: 31 years old
- Birthday: June 19, 1993
- Profession: YouTuber, Wrestler, Rapper, Boxer, Businessman
- Birthplace: London, England
- Zodiac Sign: Gemini
- Net Worth: $27 Million
- Nationality: United Kingdom
- Nick Name: KSI, Sideman-KSI, JJ
- Girlfriend: Single
Introduction to Olajide Olayinka Williams Olatunji
Olajide Olayinka Williams Olatunji famous online as KSI is a talented personality who is known for his multiple ventures, YouTube content, musical compositions, collaborations, and Charity. Despite controversies and issues, he managed to perform his best in all of his fields of work. He proved himself a talented celebrity as well as a competitive sportsman.
KSI was born on June 19, 1993, in London, England. He is 31 years old but he was a teenager when he began his adventurus career on YouTube. His consistency and hard work paid in a way that he has over 24.6 million subscribers as of now and still growing stronger in terms of his fan base.
YouTube & Social Media Career
Content type: He is known for his FIFA, football, music, and comedy content. But now he has extended his content type to vlogs, challenges, pranks, collaborations, and other genres. His content is highly appreciated and in demand by his subscribers.
Sidemen: KSI joined the Sidemen, a collaborative gaming group and YouTube channel especially known for FIFA content created by English YouTubers. The group plays popular games together, such as GTA, Call of Duty, Among Us, and various soccer games. The Sidemen group was launched on October 19, 2013, and includes several members, including KSI, W2S, Miniminter, Ethan Payne, Tobi Brown, Vikkstar123 (Vikram Barn), and Zerkaa (Josh Zerker), among others.
Subscribers and Followers: In terms of subscribers and followers, he is Just amazing! KSI has garnered over 24.6 million subscribers to his YouTube channel. On Instagram, He has gained over 13 million followers. His TikTok has also gained over 12.5 million fans.
Boxing and Wrestling Career
KSI’s boxing career began in 2018 with a white-collar match against Joe Weller, which he won, making him more interested in professional boxing.
Later, he fought a battle with another famous YouTuber and boxer Logan Paul: the first match in 2018 ended in a majority draw, and in 2019, KSI won the rematch by split decision, establishing his reputation in boxing.
He later faced several other fighters, including FaZe Temperrr and Swarmz.
Beyond boxing, he has shown interest in wrestling. On April 1, 2023, KSI appeared at WrestleMania 39, accompanying Boxer and YouTuber Logan Paul in a Prime Bottle costume and interfering in Paul’s match with Seth Rollins, but was frog-splashed by Paul. On March 8, 2024, he returned to SmackDown with Paul, only to be RKO’d by Randy Orton.
Rapper Career
KSI’s singing career began in 2015 with his debut single “Lamborghini,” featuring rapper P Money. He continued releasing singles and EPs, building his music presence while balancing YouTube and boxing.
In 2020, he released his debut album, Dissimulation. The debut album features collaborations with artists like Lil Pump and Offset.
His second album, All Over The Place, launched in 2021 and was able to reach number one on the UK Albums Chart.
Collaborations
YouTube and Sidemen Collaborations: Miniminter, W2S, Zerkaa, Vikkstar123, Ethan Payne, Tobi Brown, MrBeast, Logan Paul, PewDiePie, Deji, Niko Omilana and IShowSpeed.
Music Collaborations: Lil Wayne, Rick Ross, Lil Baby, Offset, Yungblud, Trippie Redd, Anne-Marie, P Money, S-X, AJ Tracey, Swarmz, Craig David, Tom Grennan, Nathan Dawe, Digital Farm Animals.
Business Ventures
- Prime Hydration: Co-founded with Logan Paul, a sports drink brand that has gained global popularity and partnerships with organizations like UFC and WWE.
- Sidemen: He is a co-founder of the Sidemen group. The group has various revenue streams including a YouTube channel, merchandise, and events.
- XIX Vodka: KSI launched this vodka brand with the Sidemen members, marketed as premium vodka.
- Sides: A fried chicken and sides restaurant chain developed with the Sidemen, available through delivery services and select locations.
- Misfits Boxing: KSI co-founded a boxing promotion company focused on influencer boxing events.
- Music Label: He manages his own music under the label “BMG,” handling releases, collaborations, and album production.
- Merchandise: He has a personal merchandise line, featuring clothing and accessories for fans.
He still has many projects and ventures in line for the coming years, stay tuned!
Physical Measurements
- Height: 6 feet (183 cm)
- Weight: Approximately 180-190 lbs (82-86 kg)
- Chest: 43 inches (110 cm)
- Waist: 32 inches (81 cm)
- Biceps: 15 inches (38 cm)
Ethnicity & Family
KSI (Olajide Olayinka Williams Olatunji) is of Nigerian descent and is titled by the Yoruba ethnic group. His parents are originally from Nigeria, and he was born and raised in England.
His father Olajide Olatunji belongs to Nigeria, and his mother Olayinka Olatunji is from Islington, London. and he has one brother and a sister. His brother’s name is Deji Olatunji (famous as ComedyShortsGamer) and he is a YouTuber, boxer, and social media influencer.
Dating History
2014 – 2016: Seana | KSI was rumored to have been in a relationship with a woman named Seana.
2017 – 2018: Erin (Rumored) | He was linked to a woman named Erin during this period. But the relationship was not confirmed by him.
2018 – 2019: Tanya | KSI had a short-lived relationship with Tanya. They were publicly seen together, and he referred to her in some of his videos.
2020 – Present | He has been rumored to date various influencers and models over the years, but he has generally kept his romantic life private. There have been no confirmed long-term relationships since Tanya.
Net Worth
KSI has a net worth of $27 Million as of the year 2024.
Income Sources
Some of his earning sources are listed below:
- Brand Sponsorships
- Boxing and Wrestling Career and Championships
- Collaborations
- YouTube Earnings
- Business Ventures
KSI’s Contact Details (Phone and Email Info)
- Official KSI Email Address: Mams@properloud.com
- Business Inquiries: info@shopksi.com
- KSI Phone Number: See Calls & Texts
- Current Mobile Network: T-Mobile
- KSI Handset Device: iPhone 16 Pro MAX
- Whatsapp Installation Status: Installed
- Preferred Contact Method: Text, Email
Where does KSI live?
KSI currently lives in London, England.
He is also part of the Sidemen group, who have a shared house where they film collaborative content.
Social Media Contact Information
| Social Media Platform | Authentic KSI’s Profiles |
| YouTube | @ksi |
| KSI | |
| TikTok | @ksi |
| KSI |
Future Plans and Goals
Music Career: His music is liked and appreciated by a massive audience. So, now he wants to focus more on his musical career and to release more albums in the next 5 years.
Boxing: KSI has plans for more boxing matches, including potential rematches with Logan Paul and other big-name fighters.
Content Creation: Even though his businesses are performing better and he is earning from his music but in high demand from his subscribers, he will continue making content on YouTube, focusing on gaming, vlogs, and collaborations with the Sidemen.
Business Ventures: He has plans to expand his business empire further by including merchandise lines, investments, and other entrepreneurial projects.
Philanthropy: While continuing his present charitable work, he wants to enhance funding as well as to start new charity projects.
Frequently Asked Questions about him
Q1. Is KSI married?
Answer: No, he was in a relationship with many girls but never married. In 2024, he is looking for a girlfriend.
Q2. What is KSI’s real height?
Answer: His height is 6 feet which is equal to 1.83 meters or 183 cm.
Q3. What is the official email address of KSI?
Answer: Make use of his provided official email address i.e. Mams@properloud.com
Q4. Is KSI still a part of the Sideman group?
Answer: Yes, he is still an active member of the English group Sideman.