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10 Best Undefeated Boxers In The History
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American boxing champion Rocky Marciano, who retired as undefeated World Heavyweight champion, shows new British professional Pat Dwyer how to lead, at the Cambridge gym, in London, in 1965 Stock Photo - Alamy
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37754745-Rocky Marciano, former boxer. Rocky Marciano 1 September 1923-31 August 1969 . Born Rocco Francis Marchegiano, World Heavyweight Champion 23 September 1952-27 April 1956, retired undefeated. - Daily Mail | Newsprints
Top 15 Boxing Champions That Retired Undefeated - YouTube
