Why do ksi and tommy fury hate each other

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Last updated: April 8, 2026

Quick Answer: KSI and Tommy Fury's rivalry stems from their professional boxing careers and social media exchanges, escalating after Fury defeated KSI's brother Deji in 2019. Their animosity intensified when KSI defeated Logan Paul in 2019 and 2023, with Fury criticizing KSI's boxing skills. The feud peaked with their scheduled fight on October 14, 2023, which Fury won by majority decision, though KSI appealed the result. Their ongoing public disputes include accusations of poor sportsmanship and social media taunts.

Key Facts

Tommy Fury defeated KSI's brother Deji by TKO in December 2019
KSI defeated Logan Paul by split decision in November 2019 and by unanimous decision in March 2023
Tommy Fury vs. KSI fight occurred on October 14, 2023 in Manchester
Fury won by majority decision (57-56, 57-56, 57-57)
KSI filed an appeal with the PBA to overturn the October 2023 fight result

Overview

The rivalry between KSI (real name Olajide Olayinka Williams Olatunji) and Tommy Fury (brother of heavyweight champion Tyson Fury) emerged from the intersection of YouTube boxing and professional boxing. KSI, a British YouTuber turned boxer, gained fame through his online content before transitioning to boxing in 2018. Tommy Fury, a professional boxer and reality TV star from the UK, began his career in 2018. Their conflict intensified after Tommy Fury defeated KSI's younger brother Deji in a professional boxing match on December 23, 2019, winning by TKO in the 4th round. This victory sparked public exchanges between KSI and Fury, with KSI criticizing Fury's boxing style and Fury dismissing KSI as an unskilled influencer boxer. The feud grew as both fighters gained prominence in crossover boxing events, particularly through the Misfits Boxing promotion founded by KSI in 2022.

How It Works

The animosity operates through multiple channels: professional competition, social media exchanges, and public appearances. Professionally, their rivalry centers on boxing matches and results, such as Fury's win over Deji and KSI's victories over Logan Paul in 2019 and 2023. Social media platforms like Twitter and YouTube serve as battlegrounds for insults and challenges, with both fighters posting taunts and call-outs. For example, after KSI's win over Logan Paul in March 2023, Fury publicly questioned KSI's boxing abilities, leading to heated online arguments. The conflict escalated to a scheduled fight, with negotiations mediated by promoters and broadcasters like DAZN. Their October 2023 fight in Manchester, organized by Misfits Boxing, represented the peak of this rivalry, drawing significant pay-per-view sales and media attention.

Why It Matters

This rivalry matters because it highlights the growing influence of influencer boxing in combat sports, blending entertainment with athletic competition. It attracts millions of viewers, generating substantial revenue through pay-per-view sales and sponsorships. For instance, their October 2023 fight reportedly sold over 1.2 million pay-per-view buys globally. The feud also impacts boxing's credibility, as traditional fans debate the legitimacy of influencer matches versus professional bouts. Additionally, it showcases how social media can fuel sports rivalries, engaging younger audiences and expanding boxing's reach. The ongoing appeals and public disputes keep the rivalry relevant, influencing future matchups and promotional strategies in crossover boxing.