Activities Sports & Athletics Rocky Marciano: Boxing Career Record Share PINTEREST Email Print shalbs / Flickr / CC BY 2.0 Sports & Athletics Boxing Baseball Basketball Bicycling Billiards Bodybuilding Bowling Car Racing Cheerleading Cricket Extreme Sports Football Golf Gymnastics Ice Hockey Martial Arts Professional Wrestling Skateboarding Skating Paintball Soccer Swimming & Diving Table Tennis Tennis Track & Field Volleyball Other Activities Learn More By Andrew Eisele Andrew Eisele is a boxing writer who has covered the sport for Time, Inc. He also hosts TV and radio sports talk shows. our editorial process Andrew Eisele Updated February 11, 2019 Rocky Marciano—born Rocco Francis Marchegiano—is one of the greatest fighters of all time. He never lost a bout, and posted a career record of 49 wins, including 43 knockouts. He was known for his "relentless fighting style," "iron chin", and stamina. His nearly 90 percent win-to-knockout ratio remains one of the highest ever, and he successfully defended his heavyweight title six times. Below is a listing of his perfect career record. Racking Up Knockouts Marciano scored knockouts in 23 of his first 25 professional fights during a three-year period. 1947 March 17 - Lee Epperson, Holyoke, Massachusetts - KO 3 1948 July 12 - Harry Balzerian, Providence, Rhode Island - KO 1July 19 - John Edwards, Providence - KO 1Aug. 9 - Bobby Quinn, Providence - KO 3Aug. 23 - Eddie Ross, Providence - KO 1Aug. 30 - Jimmy Weeks, Providence - KO 1Sept. 13 - Jerry Jackson, Providence - KO 1Sept. 20 - Bill Hardeman, Providence - KO 1Sept. 30 - Gil Cardione, Washington, D.C. - KO 1Oct. 4 - Bob Jefferson, Providence - KO 2Nov. 29 - Patrick Connolly, Providence - KO 1Dec. 14 - Gilley Ferron, Philadelphia - KO 2 1949 March 21 - Johnny Pretzie, Providence - KO 5March 28 - Artie Donator, Providence - KO 1Apr 11 - James Walls, Providence - KO 3May 2 - Jimmy Evans, Providence - KO 3May 23 - Don Mogard, Providence - W 10July 18 - Harry Haft, Providence - KO 3Aug. 16 - Pete Louthis, New Bedford, Massachusetts - KO 3Sept. 26 - Tommy Giorgio, Providence - KO 4Oct. 10 - Ted Lowry, Providence - W 10Nov. 7 - Joe Domonic, Providence - KO 2Dec. 2 - Pat Richards, New York - KO 2Dec. 19 - Phil Muscato, Providence - KO 5Dec. 30 - Carmine Vingo, New York - KO 6 Wins Title Marciano won the world heavyweight title in 1952 and defended it several times until his retirement in 1956. 1950 March 24 - Roland LaStarza, New York - W 10June 5 - Eldridge Eatman, New York - KO 3July 10 - Gino Buonvino, Boston - KO 10Sept. 18 - Johnny Shkor, Providence - KO 6Nov. 13 - Ted Lowry, Providence - W 10Dec. 18 - Bill Wilson, Providence - KO 1 1951 Jan. 29 - Keene Simmons, Providence - KO 8March 20 - Harold Mitchell, Hartford, Connecticut - KO 2March 26 - Art Henri, Providence - KO 9April 30 - Red Applegate, Providence - W 10July 12 - Rex Layne, New York - KO 6Aug. 27 - Freddie Beshore, Boston - KO 4Oct. 26 - Joe Louis, New York - KO 8 1952 Marciano took the title in a September bout against Jersey Joe Walcott. Feb. 13 - Lee Savold, Philadelphia - KO 6April 21 - Gino Buonvino, Providence - KO 2May 12 - Bernie Reynolds, Providence - KO 3July 28 - Harry Matthews, New York - KO 2Sept. 23 - Jersey Joe Walcott, Philadelphia - KO 13 Title Defenses Marciano defended the title twice in 1953 and twice each year for the next two years. He knocked out his challengers in every bout. 1953 May 15 - Jersey Joe Walcott, Chicago - KO 1Sept. 24 - Roland LaStarza, New York - KO 11 1954 June 19 - Ezzard Charles, New York - W 15Sept. 17 - Ezzard Charles, New York - KO 8 1955 May 16 - Don Cockell, San Francisco - KO 9Sept. 21 - Archie Moore, New York - KO 9 1956 Marciano announced his retirement in April with a perfect 49-0 record.