Top 5 Undefeated Boxers of All Time (2024)

The golden standard of a great boxer is constantly changing – from claiming a world title to becoming a multiple division champion and defending the belts simultaneously. But the ultimate goal of several rising stars now is to be an undefeated world champion because it will allow them to be a perennial contender in online boxing betting via the boxing odds.

This incredible feat may seem impossible to achieve, but it has been done thanks to these five undefeated champions who defied the boxing odds. Let’s look at the top five undefeated boxers of all time whom current fighters want to follow the path they forged.

Here is a list of the top five undefeated boxers of all time.

Floyd Mayweather Jr. – 50-0 (27 TKO/KOs)

Five-division world champion Floyd Mayweather Jr. has accumulated a perfect 50-0 record throughout his 21-year professional career. The former Olympic medalist not only won nine total titles across five weight classes, but he was also a lineal champion in four divisions (junior lightweight, lightweight, welterweight and junior middleweight).

Some notable fighters on his win record are Arturo Gatti, Zab Judah, Oscar De La Hoya, Juan Manuel Marquez, Shane Mosley, Canelo Alvarez and Manny Pacquaio. Aside from being multiple division titles, a lineal titleist, and an undefeated boxer, he is also the undisputed pay-per-view king, as he was part of four of the top five biggest pay-per-view fights in boxing history.

Edwin Valero – 27-0 (27 TKO/KOs)

The history of Venezuela’s Edwin Valero had an unfortunate ending due to his drug and alcohol use which cost him his life in 2010, but he had an outstanding career nonetheless. Valero had an eight-year run in boxing and collected 27 wins without a loss. All of his victories were by way of stoppage. He also competed in two weight classes, the super featherweight and lightweight division.

He was supposed to fight Manny Pacquaio in 2010 before he murdered his wife in a hotel and hanged himself in a prison cell. The Venezuelan’s impressive resume has seen him defeat the likes of Vicente Mosquera, Antonio Pitalua, Hector Velasquez and Antonio DeMarco. Valero became the WBA Super Featherweight Champion and WBC Lightweight Champion.

Rocky Marciano – 49-0 (43 TKO/KOs)

Who would have forgotten the legend of Rocky Marciano? The former world heavyweight champion of the world has an astonishing record of 49 wins with 43 stoppages. He was the only heavyweight champion to retire undefeated. Marciano became a world champion in September 1952 when he knocked out Jersey Joe Walcott in the 13th round of their showdown. Then, he defended that title six times before hanging up the gloves for good.

Other boxing greats that he defeated were Joe Louis, Harry Matthews, Roland LaStarza and Archie Moore. The ‘’Brockton Blockbuster’’ also received several boxing accolades, including the Packy McFarland Memorial Trophy, Edward Neil Memorial Plaque and Ring Magazine’s Fighter of the Year Award in 1952 and 1954. Sadly, he died in a small plane crash in August 1969.

Andre Ward – 32-0 (16 TKO/KOs)

Andre Ward has piled up his amateur accomplishments in the amateur setting before even jumping into the professional ranks by collecting several national championships and Olympic medals. He continued his dominant run in the super middleweight division in December 2004 when he had a second-round TKO debut win against Chris Molina. Since then, it has been a winning trail for the American boxer.

Ward picked up eight titles across two weight classes in the super middleweight and light heavyweight divisions. Overall, ‘’S.O.G’’ accumulated a perfect record of 32 wins with 16 stoppages. Included in his victim list were Mikkel Kessler, Allan Green, Carl Froch, Chad Dawson, Edwin Rodriguez, Sullivan Barrera and Sergey Kovalev.

Joe Calzaghe – 46-0 (32 TKO/KOs)

Another undefeated super middleweight left an unscratched trail in his 15-year run inside the ring. United Kingdom’s Joe Calzaghe ended his professional career with a perfect 46-0 record, including 32 finishes. The Pride of Wales Italian Dragon has unified the titles in the super middleweight division by claiming the WBO, IBF, WBA and WBC championships.

Calzaghe took down the big names of Byron Mitchell, Jeff Lacy, Seiko Bika, Mikkel Kessler, Bernard Hopkins and Roy Jones Jr. He announced his retirement shortly after he won his last fight against Roy Jones Jr. and was inducted into the International Boxing Hall of Fame in 2014. The Englishman was also ranked the third pound-for-pound fighter upon hanging up his gloves.

Top 5 Undefeated Boxers of All Time (2024)

FAQs

Who is the most undefeated boxer in history? ›

The top 7 undefeated boxers of all time, celebrated for their impeccable records and extraordinary skills in the ring, are Floyd Mayweather Jr., Rocky Marciano, Joe Calzaghe, Edwin Valero, Andre Ward, Ricardo Lopez, and Khaosai Galaxy.

Is there any boxer who never lost a fight? ›

Marciano was knocked down for a four-count in the second round, but quickly recovered and retained his title with a knockout in round nine. Marciano announced his retirement on April 27, 1956, aged 32. He finished his career an undefeated champion, with a final record of 49–0, 43 of them ending in knockouts.

How many boxers have gone 50 0? ›

Undefeated male champions
BoxerRecordChampionship years
Floyd Mayweather Jr.50–0–02007, 2013–2015
2012–2015
Jack McAuliffe27–0–101886–1893
Sven Ottke34–0–01998–2004
30 more rows

How many boxers have no losses? ›

Retiring undefeated as a boxer is a tall task, and retiring as an undefeated champion is almost impossible. Out of the thousands of boxing champions in history, only about 15 of them have retired with unblemished records.

Who is the number 1 boxer in history? ›

Hailed by many as the greatest boxer of all time, Muhammad Ali dominated the sport unlike any other.

Who has the worst record in boxing history? ›

^ "Reggie Strickland – Boxer".

What famous boxer killed his opponent? ›

Emile Griffith and Benny “the Kid” Paret fought each other on March 24, 1962 in Madison Square Garden. Griffith backed Paret into a corner and landed 29 blows to Paret's head before the referee stopped the fight. Paret fell into a coma and died ten days later of massive brain hemorrhaging.

Which boxer has the strongest punch? ›

1) Earnie Shavers

Even boxing legends like Ron Lyle and Muhammad Ali ranked Shavers as the hardest puncher they ever faced. Shavers hit so hard that 68 of his 75 professional boxing wins were via knockout, and 33 of those knockouts occurred in the first round.

Who is the only heavyweight champion to have ever retired undefeated? ›

Who would have forgotten the legend of Rocky Marciano? The former world heavyweight champion of the world has an astonishing record of 49 wins with 43 stoppages. He was the only heavyweight champion to retire undefeated.

Which boxer has 100% knockout percentage? ›

Artur Beterbiev is boxing's only champion with a 100 percent knockout ratio, a distinction he'll look to maintain Saturday when he defends his three light heavyweight titles against Callum Smith (10 p.m. ET, ESPN/ESPN+). Russia's Beterbiev (19-0, 19 KOs) is again fighting in his adopted hometown of Quebec City, Canada.

Who did Mike Tyson lose to? ›

June 8, 2002: In the final championship fight of his career, Tyson challenges Lennox Lewis for the WBC, IBF, IBO and lineal titles and loses by eighth-round knockout. The bout is held in Memphis, Tennessee, after the Nevada commission and other states decline to grant Tyson a license.

Who was 89 and 0 in boxing? ›

While Mayweather claims to be the best of all time, given that he finished with a record of 50 fights won in 50 fights contested, Tyson wanted to make it clear that Chavez went 90 fights without defeat. He accumulated 89 wins and only one draw, until he then lost on January 29, 1994.

Who is the oldest heavyweight champion in boxing history? ›

Foreman is the oldest to ever win the world heavyweight boxing championship of major honors and the second-oldest in any weight class after Bernard Hopkins (at light heavyweight). He retired in 1997 at the age of 48, with a final record of 76 wins (68 knockouts) and 5 losses.

Has Mayweather ever lost? ›

Floyd Mayweather was undefeated in his boxing career, but he faced one huge loss outside the ring that he couldn't overcome.

Was Rocky Marciano undefeated? ›

Rocky Marciano is the only heavyweight champ to retire undefeated (49-0). Victim No. 38 for the up-and-coming Marciano was old-and-should-have-stay-retired Louis, with Marciano sending the former champ into permanent retirement.

Is Floyd Mayweather still undefeated? ›

Floyd Mayweather Jr.: The Undefeated Superstar

Floyd Mayweather Jr. is undoubtedly one of the most prominent figures in the world of boxing. Throughout his illustrious career, Mayweather achieved a remarkable record of 50 wins, 27 of which came by knockout, and 0 losses.

Did Floyd Mayweather lose? ›

Floyd Mayweather was undefeated in his boxing career, but he faced one huge loss outside the ring that he couldn't overcome.

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