Fastest UFC Knockout: Record-Breaking Moments and Stats

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Welcome to the world of the fastest UFC knockouts! Knockouts are an integral part of mixed martial arts, and the UFC has had its fair share over the years. From the thrill of a perfectly executed punch to the shock of a jaw-dropping submission, a knockout can end a fight in the blink of an eye. But what about the fastest knockouts in UFC history?

In this article, we will explore the record-breaking moments and stats of the fastest UFC knockouts. We’ll delve into what a knockout is in MMA, how it impacts UFC fights, and the different techniques used to achieve the fastest knockouts in the octagon. We’ll also highlight the fighters who hold the records for the quickest knockouts in the UFC heavyweight and lightweight divisions.

If you’re a UFC fan, you won’t want to miss this! Let’s get started and discover some of the most breathtaking, jaw-dropping moments in UFC history, starting with the fastest UFC knockout of all time.

What is a knockout in MMA?

A knockout in MMA (Mixed Martial Arts) is when a fighter is rendered unconscious and unable to continue fighting due to strikes from their opponent. This can be achieved through punches, kicks, knees, elbows, or any other legal strike, and is one of the primary ways to win a fight in MMA.

According to the Unified Rules of MMA, a knockout occurs when:

Criteria Definition
A fighter is knocked down Any part of the fighter’s body other than their feet touches the ground.
A fighter is unable to continue The fighter is unable to immediately and intelligently defend themselves, or is deemed by the referee to be physically unable to continue the fight.

A fighter can also be knocked out by a submission hold, if they refuse to submit and lose consciousness as a result of the hold being applied.

What are the rules governing knockouts in MMA?

There are several rules that govern knockouts in MMA, which are designed to ensure the safety of the fighters:

  • Referees are responsible for stopping the fight when a knockout occurs, and will intervene if they believe a fighter is unable to continue.
  • Fighters are not allowed to strike their opponent in the back of the head or spine, as this can cause serious injury.
  • If a fighter is knocked down, their opponent is not allowed to strike them while they are on the ground, except for a limited number of ground-and-pound strikes.
  • If a fighter is knocked out, the fight is over and their opponent is declared the winner.

Overall, knockouts are a thrilling and dramatic part of MMA, and are often the highlight of a fight. While they can be dangerous, they are an essential part of the sport and a testament to the skill and power of MMA fighters.

The Fastest Knockouts in UFC History

The UFC has seen its fair share of knockouts over the years, but some have been faster than others. Here are the five fastest knockouts in UFC history:

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Ranking Fighter Opponent Event Time
1 Jorge Masvidal Ben Askren UFC 239 0:05
2 Duane Ludwig Jonathan Goulet UFC Fight Night 3 0:06
3 Ryan Jimmo Anthony Perosh UFC 149 0:07
4 Mark Hominick UFC 140 0:07
5 Conor McGregor Jose Aldo UFC 194 0:13

Jorge Masvidal’s stunning flying knee knockout of Ben Askren at UFC 239 holds the record for the fastest knockout in UFC history at just five seconds. Duane Ludwig’s six-second KO of Jonathan Goulet at UFC Fight Night 3 is a close second.

Ryan Jimmo’s knockout of Anthony Perosh at UFC 149 and Chan Sung Jung’s knockout of Mark Hominick at UFC 140 tie for the third-fastest knockout at seven seconds. Conor McGregor’s 13-second KO of Jose Aldo at UFC 194 rounds out the top five.

These knockouts are not only impressive, but they also highlight the unpredictable nature of MMA. A fight can end at any moment, and these fighters have proven that they have the power and skill to finish a fight in record time.

The Fastest Knockouts in UFC Heavyweight Division

When it comes to knockouts in the UFC, the heavyweight division is known for producing some of the most devastating finishes in the sport. Here are the fighters who hold the records for the fastest knockouts in the UFC heavyweight division:

Fighter Opponent Time Event Date
Chan Sung Jung Mark Hominick 7 seconds UFC 140 December 10, 2011
Todd Duffee Tim Hague 7 seconds UFC 102 August 29, 2009

Chan Sung Jung, also known as “The Korean Zombie,” set the record for the fastest knockout in the UFC featherweight division in 2011. However, he also holds the record for the fastest knockout in the UFC heavyweight division, which he achieved at UFC 140 by dispatching Mark Hominick in just 7 seconds.

Todd Duffee, on the other hand, achieved his record at UFC 102 by knocking out Tim Hague in the same amount of time. Duffee’s knockout was later tied by Ryan Jimmo at UFC 149, but Jimmo’s finish was classified as a TKO due to the follow-up punches he landed after the initial strike.


The UFC heavyweight division has seen some of the fastest and most devastating knockouts in MMA history, with fighters like Chan Sung Jung and Todd Duffee etching their names into the record books. It’s a testament to the power and skill of these athletes that they can finish fights in such a spectacularly quick fashion.

The Fastest Knockouts in UFC Lightweight Division

The UFC Lightweight Division has been home to some of the most exciting and fast-paced fights in UFC history. Here are the fighters who hold the record for the fastest knockouts in this division:

Fighter Opponent Result Time
Yancy Medeiros Damon Jackson TKO 1:31
Edson Barboza Terry Etim KO 0:17

Yancy Medeiros’ record-breaking fight against Damon Jackson in 2014 was a stunning display of striking power. It only took Medeiros 91 seconds to finish Jackson with a series of punches and secure the fastest UFC Lightweight knockout record.

Edson Barboza’s knockout of Terry Etim in 2012 is another legendary moment in UFC history. He unleashed a perfectly timed spinning heel kick that knocked Etim out cold in just 17 seconds, setting a record that still stands today.


The UFC Lightweight Division has seen some of the fastest and most exciting knockouts in UFC history. Fighters like Yancy Medeiros and Edson Barboza have left a lasting mark on the sport with their incredible speed and power. It will be exciting to see which fighter will break these records in the future.

The Fastest Knockouts in UFC History

There have been many fast knockouts in the UFC’s history, but some stand out as the quickest of them all. Here are the fastest knockouts in UFC history:

Fighter Opponent Division Time
Jorge Masvidal Ben Askren Welterweight 0:05
Duane Ludwig Jonathan Goulet Welterweight 0:06
Ryan Jimmo Anthony Perosh Light Heavyweight 0:07
Chan Sung Jung Mark Hominick Featherweight 0:07
Todd Duffee Tim Hague Heavyweight 0:07

As you can see, the fastest knockout in UFC history belongs to Jorge Masvidal, who knocked out Ben Askren in just five seconds with a flying knee. This was a record-breaking moment that stunned UFC fans around the world.

Other Fastest Knockouts in UFC History

While the above are the fastest knockouts in UFC history, there have been other notable knockouts that occurred in lightning-fast time:

“Sometimes the perfect shot lands, and it’s all it takes to end the fight in a matter of seconds.”

For instance, Conor McGregor’s knockout of Jose Aldo in 13 seconds was one of the most memorable moments in the history of the sport. Similarly, Ronda Rousey’s 16-second knockout of Alexis Davis at UFC 175 will always be remembered as a dominant performance.

Overall, fast knockouts are rare but thrilling moments in the world of MMA. They showcase the power, speed, and skill of the fighters who are able to execute them and leave lasting impressions on fans.

How Knockouts Impact UFC Fights

Knockouts are one of the most exciting moments in UFC fights. They can happen at any time and can dramatically shift the momentum of a fight. When a fighter lands a knockout blow, the fight is immediately over and the fighter is declared the winner.

Knockouts can be achieved through a variety of techniques, including punches, kicks, knees, and elbows. The force of the strike can cause the opponent’s brain to shake inside their skull, leading to a loss of consciousness. If a fighter is knocked out, they are not allowed to continue the fight, even if they regain consciousness quickly.

Knockouts can have a significant impact on a fighter’s career. If a fighter is knocked out, they may be out of action for several months while they recover. Depending on the severity of the knockout, a fighter may also experience long-term effects such as memory loss, headaches, and other neurological problems.

How Knockouts End Fights

When a fighter is knocked out, the fight is immediately over. The referee will stop the fight and the fighter who landed the knockout blow will be declared the winner. If the knockout occurs at the end of a round, the fighter who was knocked out will not be allowed to continue into the next round.

In rare cases, a fighter may be knocked out but still be able to continue the fight. If the referee believes that the fighter is still able to defend themselves, they may allow the fight to continue. However, this is extremely uncommon and most knockouts result in an immediate end to the fight.

Overall, knockouts are a thrilling and unpredictable part of UFC fights. While they can have a significant impact on a fighter’s career, they are also a testament to a fighter’s skill and power in the octagon.

Famous Knockouts in MMA History

Throughout MMA history, there have been numerous knockouts that have become iconic moments in the sport. Here are just a few of the most famous:

  1. Dan Henderson vs. Michael Bisping 2: At UFC 100, these two fighters went head-to-head in a highly anticipated rematch. In the second round, Henderson landed his trademark right-hand punch, known as the “H-bomb,” and knocked out Bisping cold. It’s a moment that is still talked about to this day.
  2. Anderson Silva vs. Vitor Belfort: At UFC 126, Silva and Belfort faced off in a middleweight title fight. In the first round, Silva threw a front kick that landed flush on Belfort’s face and knocked him out. It was a spectacular and unexpected finish that solidified Silva’s place as one of the greatest fighters in MMA history.
  3. Ronda Rousey vs. Bethe Correia: Rousey was the most dominant female fighter in the world when she stepped into the octagon against Correia at UFC 190. In just 34 seconds, Rousey landed a series of punches that knocked out Correia and retained her bantamweight title. It was a stunning performance that showcased Rousey’s incredible skills and power.

These knockouts are just a few examples of the incredible moments that can happen in MMA. They remind us of the power, skill, and excitement that make this sport so unique.

UFC Knockout Records

Knockouts are one of the most exciting parts of UFC fights, and some fighters have made it their specialty. Here are some of the most interesting knockout records in UFC history:

Fighter with the most knockouts in UFC history Donald Cerrone, with 23 knockouts
Most consecutive knockouts in UFC history Ronda Rousey, with 6 consecutive knockouts
Fastest knockout in UFC history Jorge Masvidal, with a 5-second knockout of Ben Askren
Most knockouts in UFC heavyweight division Cain Velasquez, with 12 knockouts in the heavyweight division
Most knockouts in UFC light heavyweight division Chuck Liddell, with 13 knockouts in the light heavyweight division
Most knockouts in UFC middleweight division Anderson Silva, with 11 knockouts in the middleweight division

Knockouts can be a defining moment in a fighter’s career, and these records show just how impressive some fighters can be in this aspect of the sport.

Techniques Used in Fastest Knockouts

There have been a variety of techniques used to achieve the fastest knockouts in UFC history. Here are some of the most effective:

Technique Description Fighter(s) who used it
Left Hook A powerful blow delivered with the non-dominant fist in a looping motion Jorge Masvidal
Right Cross A straight punch thrown with the dominant fist Connor McGregor, Duane Ludwig, Todd Duffee
Front Kick A quick and powerful kick to the opponent’s midsection or head Anderson Silva, Lyoto Machida
Spinning Back Fist A punch thrown by spinning the body and connecting with the back of the fist Yair Rodriguez, Todd Duffee

These techniques all require a combination of skill, timing, and power to be executed effectively. Fighters who have mastered these techniques can often end fights quickly with a single, well-placed blow.

How to Train for Knockouts in MMA

Training for knockouts in MMA requires a combination of power, speed, accuracy, and technique. Here are some tips to help you train for knockouts:

  1. Develop your striking technique: Focus on developing your striking technique, including punches, kicks, and elbows. Work with a coach or trainer to polish your technique and hone your striking skills.
  2. Improve your power: Incorporate strength training exercises into your workout routine to develop the power you need to knock out your opponent. Exercises such as squats, deadlifts, and bench presses can all help increase your strength and power.
  3. Practice your speed and accuracy: Use drills such as shadow boxing and focus mitts to improve your speed and accuracy. These drills help you develop the muscle memory you need to execute strikes with lightning-fast speed and pinpoint accuracy.
  4. Spar with partners: Spar with partners who are skilled strikers to help improve your timing, reaction speed, and technique. This will help you simulate real fight scenarios and train your body to react quickly to different situations.
  5. Study your opponents: Study your opponents and analyze their weaknesses. This will help you identify opportunities to land strikes that could result in a knockout.

Remember, training for knockouts requires hard work, dedication, and discipline. With the right training regimen and mindset, you can develop the skills and techniques you need to knock out your opponents and achieve victory in the octagon.


Q: What is the fastest UFC knockout ever recorded?

A: The fastest UFC knockout ever recorded is 5 seconds, which was achieved by Jorge Masvidal at UFC 239 in July 2019.

Q: Who holds the record for the fastest knockout in the UFC heavyweight division?

A: Todd Duffee holds the record for the fastest knockout in the UFC heavyweight division, with a knockout of Tim Hague in just 7 seconds at UFC 102 in August 2009.

Q: Who holds the record for the fastest knockout in the UFC lightweight division?

A: Duane Ludwig holds the record for the fastest knockout in the UFC lightweight division, with a knockout of Jonathan Goulet in just 6 seconds at UFC Fight Night 3 in January 2006.

Q: Why do knockouts play such an important role in MMA?

A: Knockouts are one of the most exciting aspects of MMA, as they provide a definitive end to a fight and can happen in an instant. They also require a high level of skill and strategy to execute, making them a key part of any fighter’s arsenal.

Q: How do knockouts affect a fighter’s career?

A: Knockouts can have a major impact on a fighter’s career, as they can both elevate a fighter to stardom or send them into a decline. Fighters who are known for their knockout power are often more marketable and can command higher pay, while fighters who have suffered knockouts may struggle to regain momentum.

Q: How do fighters train to execute knockouts in MMA?

A: Fighters train to execute knockouts in a variety of ways, including developing explosive power, improving striking accuracy and speed, and practicing specific knockout techniques. This often involves a combination of strength training, technical drilling, and sparring.