Some great fighters lose their unbeaten “0” early, like three-division world champion Henry “Homicide Hank” Armstrong, 149-21-10, did in his debut, losing to Al Iovino, 7-6-3, by third-round knockout, only to lose once after that by stoppage.

Heavyweight champion James J. Jeffries, 19-1-2, retired unbeaten, only to be pushed back into the ring six years later and have to lose 100 pounds.

In the church he attended, Jeffries hears, “We have a coward amongst us if he doesn’t fight again, replacing champion Jack Johnson!” Before a crowd of 16,528 in Reno, Nevada, on July 4th, 1910, he was stopped by champion Johnson, 50-5-9, in the 15th round of a 45-round scheduled bout. He last fought in August 1904, defeating Jack Munroe 7-2.

Poland’s Darius “Tiger” Michalzewski, 48-0, lost his WBO Light Heavyweight title to Mexican-American Julio Cesar Gonzalez, 34-1, in October 2003.

Middleweight champion Sugar Ray Robinson was 40-0 when he lost to Jake “Bronx Bull” LaMotta, 30-5-2, in February 1943 in Detroit, Michigan. Three weeks later, he won the title back.

WBC World Super Lightweight champion Mexico’s Julio “J.C.” Cesar Chavez, 89-0-1, lost to Frankie “The Surgeon” Randall, 48-2-1, in Las Vegas, Nevada, in January 1984. Four months later, he re-won the title.

Joe “The Brown Bomber” Louis, 24-0, was stopped by Max Schmeling, 48-7-4, in June of 1936 at Yankee Stadium, New York. In June of 1938, as world Heavyweight champion, he knocked out Schmeling.

Heavyweight champion Larry “Easton Assassin” Holmes, 48-0, lost to Light Heavyweight champion Michael “Jinx” Spinks, 27-0, in September of 1985 in Las Vegas, Nevada.

Denmark’s Brian Nielsen, 49-0, was stopped by Dicky “The Raging Bull” Ryan, 47-4, in June of 1999, at Vejia, Denmark. He won the rematch over a year later.

Pernell “Sweet Pea” Whitaker, 15-0, lost to WBC Lightweight champion Jose “El Zurdo” Louis Ramirez, 100-6, in Hauts-de-Seine, France. In August of 1989, Whitaker, as IBF champion, defeated WBC champion Ramirez in Norfolk, VA, in a rematch.

Former WBO Super Middleweight champion Gilberto “Zurdo” Ramirez, 44-0, lost to WBA Light Heavyweight champion Dmitrii Bivol, 20-0, in November of 2022 in Abu Dhabi.

Former Heavyweight champion Muhammad “The Greatest” Ali, 31-0, lost to Heavyweight champion “Smokin” Joe Frazier, 26-0, in March of 1971, in Madison Square Garden, New York. In January of 1974, he won the rematch for the NABF title.

Frazier, 29-0, was stopped by “Big” George Foreman, 37-0, in Kingston, Jamaica, in January of 1973. He also lost the rematch.

In October 1974, Foreman, 40-0, was knocked out by Ali, 44-2, in Africa.

Heavyweight champion Riddick “Big Daddy” Bowe, 31-0, defeated former Cruiser champ Evander “The Real Deal” Holyfield, 28-0. At 34-0, he lost to Holyfield in the rematch, both in Las Vegas, Nevada.

World Flyweight champion Argentina’s Pascual Perez, 51-0-1, lost to Sadao Yaoita, 27-6, in January of 1959, in Tokyo, Japan.

World Bantamweight champion Brazil’s Eder Jofre, 47-0-3, lost to Fighting Harada, 38-3, in May of 1965 in Japan.

World Welterweight champion “Sugar” Ray Leonard, 27-0, lost to Roberto “Hands of Stone” Duran, 71-1. He won the rematch.

Duran, 31-0, lost to Esteban De Jesus, 32-1; he won the rematch.

American Light Heavyweight champion Gene “The Fighting Marine, Tunney, 47-0-2, lost to Harry “Pittsburgh Windmill” Greb, 196-12-15, in May of 1922, at Madison Square Garden, New York. He won the rematch.

These are just some of the many great boxers who lost for the first time their “0”.

Read the full article here