What was Mike Tyson's quickest KO?

Mike Tyson’s Quickest Knockout: A 30-Second Blitz

When it comes to sheer ferocity in the ring, few could match Mike Tyson in his prime. The former heavyweight champion built a reputation on explosive power and relentless aggression—and one of the most vivid examples came in a fight that barely lasted the length of a TV commercial.

While many remember Tyson’s famous bouts against larger-than-life opponents, it was his 1986 clash with Larry Holmes’ protégé, Marvin “The Snake” Frazier, that produced the shortest victory of his professional career. Coming in as a rising force in the heavyweight division, Tyson wasted no time asserting his dominance.

The bell rang, Tyson charged forward, and within seconds, a brutal combination sent Frazier crashing to the canvas. Referee Joe Cortz moved in quickly, and though he began the count, he didn’t make it past five. Seeing that Frazier was clearly dazed and unable to respond, Cortez waved off the fight. The official time: 30 seconds into the first round.

It wasn’t just a win—it was a statement. Tyson’s explosive start pulverized any doubt about his knockout prowess and added a stark reminder to the boxing world: when Tyson was on, the fight could end before it truly began.

Though not as widely discussed as his victories over larger names, the Frazier knockout remains a chilling snapshot of Tyson’s raw, unhinged power. In just half a minute, "Iron Mike" delivered a masterclass in intimidation, precision, and speed—one that still echoes in boxing lore.