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Deji Olatunji - YouTuber and boxer
Entertainment10M+ SubscribersCrossover BoxerKSI's Brother

Deji

Oladeji Olatunji | ComedyShortsGamer, British YouTuber & Professional Boxer

By Stephen LeonardisEntertainment
Profile

Deji Olatunji is a British content creator and boxer who has spent over a decade building a multi-million follower career from high-energy gaming skits to mainstream sports entertainment. As the younger brother of KSI, he has carved his own lane with 10M+ YouTube subscribers, a viral Floyd Mayweather exhibition, and a resilient comeback story in crossover boxing.

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Bypassing the Shadow | How Deji Carved His Own Lane in Internet Culture

Deji, ComedyShortsGamer YouTube creator

In the fast-paced realm of digital media, building an independent identity while sharing a roof with one of the most visible internet stars on Earth is a monumental challenge. For British content creator and boxer Oladeji "Deji" Olatunji, originally known to billions of viewers by his classic alias ComedyShortsGamer, navigating that reality has defined a highly unique, multi-million follower career.

As the younger brother of YouTube titan and Sidemen co-founder Olajide "KSI" Olatunji, Deji has spent over a decade shifting from high-energy gaming skits into mainstream sports entertainment, cementing his place as one of the definitive pillars of the UK creator economy.

Breaking Down the Platform | Deji's Digital and Physical Matrix

Deji's career is anchored by massive streaming metrics, structural digital transitions, and high-profile exhibition sports wagers.

Oladeji OlatunjiReal NameBorn December 9, 1996
29AgeAs of July 2026
Watford, EnglandHometownHertfordshire, UK
10M+ subsYouTube4 billion+ total views
ComedyShortsGamerAliasLaunched December 2011
Exhibition FighterBoxingvs. Floyd Mayweather Jr. (2022)

The ComedyShortsGamer Era | The Blueprint of Early YouTube

Deji launched his primary digital storefront in December 2011, establishing the ComedyShortsGamer mantle right as short-form internet vlogging began its first massive structural boom. His early content strategy relied heavily on raw, high-decibel bedroom gaming commentaries, volatile family pranks involving his parents, and reactions to trending web culture.

His natural comedic timing and unfiltered sibling chemistry with KSI quickly made him a household name for Gen Z viewers. By regularizing high-retention formats like FIFA pack openings, real-life challenges, and satirical music diss tracks, such as his viral "Sidemen Diss Track" during the group's highly publicized internal friction, Deji systematically scaled his independent subscriber pool past the coveted 10 million milestone, earning recognition from mainstream media audits as one of the UK's most influential young voices.

The Ring Evolution | Bouncing Back in Crossover Boxing

Deji in the boxing ring

What completely transformed Deji's public narrative was his aggressive pivot into the contemporary influencer boxing landscape.

The Launch: In 2018, he took the co-headlining slot on the historic Manchester Arena card, squaring off against American creator Jake Paul in a brutal amateur bout that served as the commercial spark for the entire crossover boxing vertical.

The Deficits and Redemption: Following initial high-profile competitive losses that drew heavy internet criticism regarding his training cardio, Deji completely overhauled his athletic camps. He secured his first definitive stoppage victory against FouseyTube, entirely flipping public perception.

The Mayweather Exhibition: The absolute peak of his sports entertainment career occurred in November 2022, when he signed an official exhibition contract to face undefeated boxing legend Floyd Mayweather Jr. in Dubai, managing the viral feat of landing a clean punch that left the hall-of-famer with a visible black eye.

Deji's Crossover Boxing Trajectory

Amateur Debut vs. Jake Paul β†’ Cardio Overhaul and Fousey Stoppage β†’ Exhibition vs. Floyd Mayweather

The Modern Footprint | 2026 and Beyond

Moving deeper into 2026, Deji operates as a highly mature, versatile media entity. While he has publicly reconciled with his brother KSI following a highly scrutinized, multi-year public sibling feud that gripped the YouTube community, he continues to run completely autonomous operations.

Whether he is collaborating on massive international content tours, including their multi-city 2026 India creator showcase where they filmed specialized "Try Not To Laugh" formats alongside top Indian sports stars, or managing his direct retail clothing ventures, Deji has proven that his staying power is backed by an incredibly resilient, deeply loyal global audience.

Sources and Further Reading

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Written by

Stephen Leonardis