Richard Dunn has 12 losses against 11 opponents on his boxing record. For a list of Dunn's best fights, refer to "Best fights of Richard Dunn".
On September 10, 1977 Richard Dunn faced off against Kallie Knoetze at age 32. He was coming in with a record of 33-12 (16). Dunn lost the fight via 5th-round KO.
On October 12, 1976 Richard Dunn faced off against Joe Bugner in a heavyweight bout at age 31. He was coming in with a record of 33-11 (16), and Bugner was 26 years old and with a record of 51-7-1 (31). Dunn lost the fight via 1st-round KO.
On May 24, 1976 Richard Dunn fought Muhammad Ali in a heavyweight world-title fight for Ali's WBC title. Dunn was 31 years old and with a record of 33-10 (16), and Ali was 34 years old and with a record of 51-2 (36). Dunn lost the fight via 5th-round TKO.
On May 22, 1974 Richard Dunn faced off against Jose Manuel Urtain at age 29. He was coming in with a record of 26-9 (11). Dunn lost the fight via 4th-round KO.
On April 11, 1974 Richard Dunn faced off against Ngozika Ekwelum at age 29. He was coming in with a record of 26-8 (11). Dunn lost the fight via 7th-round KO.
On February 18, 1974 Richard Dunn faced off against Jimmy Young at age 29. He was coming in with a record of 26-7 (11), and Young was 25 years old and with a record of 9-4-1 (2). Dunn lost the fight via 8th-round TKO.
On October 11, 1973 Richard Dunn faced off against Bunny Johnson at age 28. He was coming in with a record of 25-6 (10). Dunn lost the fight via 10th-round KO.
On December 9, 1971 Richard Dunn faced off against Rocky Campbell at age 26. He was coming in with a record of 16-5 (6). Dunn lost the fight via 1st-round TKO.
On November 2, 1970 Richard Dunn faced off against George Dulaire at age 25. He was coming in with a record of 10-4 (4). Dunn lost the fight via 1st-round TKO.
On September 7, 1970 Richard Dunn faced off against Billy Aird in a heavyweight bout at age 25. He was coming in with a record of 10-3 (4). Dunn lost the fight via 6th-round TKO.
On February 23, 1970 Richard Dunn faced off against Billy Aird at age 25. He was coming in with a record of 7-2 (3). Dunn lost the fight via 8-round points decision.
On July 7, 1969 Richard Dunn faced off against Danny McAlinden at age 24. He was coming in with a record of 1-1 (0). Dunn lost the fight via 1st-round KO.