On June 30, 1975, a 25-year-old Joe Bugner (51-6-1, 31 KOs) got a shot at the undisputed heavyweight championship held by 33-year-old Muhammad Ali (47-2, 34 KOs).
Bugner came in to the fight on a 8-fight win streak with a 53% KO rate, and was fighting after a gap of 4 months and 2 days. Ali was on a 6-fight win streak with a 69% KO rate, and fighting after a layoff of 1 month and 14 days.
Muhammad Ali defeated Joe Bugner via unanimous decision in the rematch and successfully defended his WBA, WBC, and The Ring heavyweight titles. Ali improves his record to 48-2, while Bugner adds a loss to his record at 51-7-1.
On July 4, 1998, a 48-year-old Joe Bugner (66-13-1, 39 KOs) and a 45-year-old American boxer James Smith (43-15-1, 31 KOs) met in the ring in a heavyweight bout.
Bugner came in to the fight on a 4-fight win streak with a 48% KO rate, and was fighting after a gap of 2 months and 14 days. Smith was on a 4-fight win streak with a 52% KO rate, and fighting after a layoff of 4 months and 9 days.
Joe Bugner stopped James Smith via TKO in the 1st round. Bugner improves his record to 67-13-1 (40 KOs), while Smith adds a loss to his record at 43-16-1.
On October 10, 1972, a 22-year-old Joe Bugner (39-4-1, 24 KOs) and Jürgen Blin met in the ring for the 2nd time, in a heavyweight bout.
Bugner came in to the fight on a 5-fight win streak with a 54% KO rate, and was fighting after a gap of 2 months and 21 days.
In the rematch, Joe Bugner stopped Jürgen Blin via KO in the 8th round. Bugner improves his record to 40-4-1 (25 KOs)
On January 16, 1973, a 22-year-old Joe Bugner (42-4-1, 27 KOs) and Rudie Lubbers met in the ring in a heavyweight bout.
Bugner came in to the fight on a 8-fight win streak with a 57% KO rate, and was fighting after a gap of 1 month and 19 days.
Joe Bugner defeated Rudie Lubbers via unanimous decision in the 15-round heavyweight fight. Bugner improves his record to 43-4-1
On July 24, 1987, a 37-year-old Joe Bugner (59-11-1, 36 KOs) and a 28-year-old American boxer Greg Page (27-6, 20 KOs) met in the ring.
Bugner came in to the fight on a 2-fight win streak with a 50% KO rate, and was fighting after a gap of 8 months and 10 days. Page was on a 2-fight win streak with a 60% KO rate, and fighting after a layoff of 1 month and 24 days.
Joe Bugner defeated Greg Page via unanimous decision in the 10-round fight. Bugner improves his record to 60-11-1, while Page adds a loss to his record at 27-7.
On May 12, 1970, a 20-year-old Joe Bugner (25-2, 17 KOs) and Brian London met in the ring.
Bugner came in to the fight on a 7-fight win streak with a 63% KO rate, and was fighting after a gap of 21 days.
Joe Bugner stopped Brian London via TKO in the 5th round. Bugner improves his record to 26-2 (18 KOs)
On March 16, 1971, a 21-year-old Joe Bugner (31-2-1, 20 KOs) and a 36-year-old English boxer Henry Cooper (40-13-1, 27 KOs) met in the ring in a heavyweight bout.
Bugner came in to the fight after a draw in his last fight with a 58% KO rate, and was fighting after a gap of 1 month and 6 days. Cooper was on a 7-fight win streak with a 50% KO rate, and fighting after a layoff of 4 months and 6 days.
Joe Bugner defeated Henry Cooper via points decision in the 15-round heavyweight fight. Bugner improves his record to 32-2-1, while Cooper adds a loss to his record at 40-14-1.
On May 28, 1968, an 18-year-old Joe Bugner (5-1, 4 KOs) and Paul Brown met in the ring for the 2nd time,.
Bugner came in to the fight on a 5-fight win streak with a 66% KO rate, and was fighting after a gap of 7 days.
In the rematch, Joe Bugner stopped Paul Brown via TKO in the 4th round. Bugner improves his record to 6-1 (5 KOs)
On April 20, 1998, a 48-year-old Joe Bugner (65-13-1, 39 KOs) and Bob Mirovic met in the ring in a heavyweight bout.
Bugner came in to the fight on a 3-fight win streak with a 48% KO rate, and was fighting after a gap of 3 months and 7 days.
Joe Bugner defeated Bob Mirovic via split decision in the 12-round heavyweight fight. Bugner improves his record to 66-13-1
On November 14, 1986, a 36-year-old Joe Bugner (58-11-1, 36 KOs) and David Bey met in the ring.
Bugner came in to the fight on a 1-fight win streak with a 50% KO rate, and was fighting after a gap of 1 month and 30 days.
Joe Bugner defeated David Bey via unanimous decision in the 10-round fight. Bugner improves his record to 59-11-1