Editing Boxing in the 1970s (section)

==1972==
*January 15 – [[Joe Frazier]] retains his world Heavyweight title with a five-round knockout of [[Terry Daniels]] in [[New Orleans]].
*April 7 – [[Bob Foster (boxer)|Bob Foster]] recovers the [[World Boxing Association|WBA]] world Light-Heavyweight title, unifying it once again with his [[World Boxing Council|WBC]] championship, knocking out [[Vicente Rondon]] in two rounds at Miami. Rondon had become the second [[Latin American]] world Light Heavyweight champion when the WBA recognized him after Foster refused to defend the championship against him, but the WBC had kept Foster as world champion.
*May 26 – Joe Frazier retains his world Heavyweight title with a five-round knockout over [[Ron Stander]] in [[Omaha, Nebraska|Omaha]].
*June 26 – [[Roberto Durán]] wins the first of four world titles, knocking out WBA world Lightweight champion [[Ken Buchanan]] in thirteen rounds at New York City. The fight has a controversial ending: many believe that the blow with which Duran ended the fight was actually low and that he should have been disqualified.
*June 27 – [[Muhammad Ali]] knocks out [[Jerry Quarry]] in the seventh round of their [[Las Vegas, Nevada|Las Vegas]] rematch.
*September 20 – [[Muhammad Ali]] beats [[Floyd Patterson]] by a knockout in round seven of their rematch, held at New York. It is Patterson's last professional fight, he retires with a record of 55–8–1 with 40 knockouts.
*October 28 – [[Antonio Cervantes]] wins the WBA world Jr. Welterweight title for the first time, with a tenth-round knockout of defending champion ''[[Alfonso Frazer|Alfonso Peppermint Frazer]]'' in [[Panama City, Panama]].
*November 17 – [[Esteban De Jesús]] begins his trilogy of fights with Roberto Durán by defeating the world Lightweight champion by a ten-round unanimous decision in New York. Durán suffers his first career defeat in the non-title fight.