On April 6, 1987, a 30-year-old Sugar Ray Leonard (33-1, 24 KOs) got a shot at the WBC and The Ring middleweight titles held by 32-year-old Marvelous Marvin Hagler (62-2-2, 52 KOs).
Leonard came in to the fight on a 6-fight win streak with a 70% KO rate, and was fighting after a gap of 2 years, 10 months, and 26 days. Hagler was on a 16-fight win streak with a 78% KO rate, and fighting after a layoff of 1 year and 27 days.
Sugar Ray Leonard defeated Marvelous Marvin Hagler via split decision and wins the WBC and The Ring titles. Leonard improves his record to 34-1, while Hagler adds a loss to his record at 62-3-2.
On November 25, 1980, Sugar Ray Leonard and Roberto Durán met again in an immediate rematch.
Leonard came in to the fight on a 1-fight losing streak with a 64% KO rate, and was fighting after a gap of 5 months and 5 days. Durán was on a 41-fight win streak with a 76% KO rate, and fighting after a layoff of 5 months and 5 days.
In the rematch, Sugar Ray Leonard stopped the champion via TKO in the 8th round of the 15-round world-title fight, and is crowned the new WBC and The Ring welterweight champion. Leonard improves his record to 28-1 (19 KOs), while Durán adds a loss to his record at 72-2.
On September 16, 1981, the 25-year-old WBC and The Ring welterweight champion, Sugar Ray Leonard (30-1, 21 KOs), and the 22-year-old WBA welterweight champion Thomas Hearns (32-0, 30 KOs) faced each other for the undisputed world championpionship.
Leonard came in to the fight on a 3-fight win streak with a 67% KO rate, and was fighting after a gap of 2 months and 22 days. Hearns was on a 32-fight win streak with a 93% KO rate, and fighting after a layoff of 2 months and 22 days.
Sugar Ray Leonard stopped Thomas Hearns via TKO in the 14th round and unified the WBC, The Ring, and WBA welterweight titles. Leonard improves his record to 31-1 (22 KOs), while Hearns adds a loss to his record at 32-1.
On November 7, 1988, a 32-year-old Sugar Ray Leonard (34-1, 24 KOs) got a shot at the WBC super-middleweight title held by 28-year-old Canadian boxer Donny Lalonde (31-2, 26 KOs).
Leonard came in to the fight on a 7-fight win streak with a 68% KO rate, and was fighting after a gap of 1 year, 7 months, and 1 day. Lalonde was on a 12-fight win streak with a 78% KO rate, and fighting after a layoff of 5 months and 9 days.
Sugar Ray Leonard stopped the champion via TKO in the 9th round of the 12-round world-title fight, and is crowned the new WBC super-middleweight champion. Leonard improves his record to 35-1 (25 KOs), while Lalonde adds a loss to his record at 31-3.
On March 31, 1980, the 23-year-old WBC and The Ring welterweight world champion, Sugar Ray Leonard (26-0, 17 KOs), faced a 26-year-old English boxer Dave Boy Green (33-2, 26 KOs), in a title defense fight.
Leonard came in to the fight on a 26-fight win streak with a 65% KO rate, and was fighting after a gap of 4 months and 1 day. Green was on a 2-fight win streak with a 74% KO rate, and fighting after a layoff of 3 months and 27 days.
Sugar Ray Leonard stopped Dave Boy Green via KO in the 4th round of the 15-round world-title fight, and successfully defended his WBC and The Ring welterweight titles. Leonard improves his record to 27-0 (18 KOs), while Green adds a loss to his record at 33-3.
On November 30, 1979, a 23-year-old Sugar Ray Leonard (25-0, 16 KOs) got a shot at the WBC and The Ring welterweight titles held by 21-year-old Puerto Rican boxer Wilfred Benítez (38-0-1, 25 KOs).
Leonard came in to the fight on a 25-fight win streak with a 64% KO rate, and was fighting after a gap of 2 months and 2 days. Benítez was on a 10-fight win streak with a 64% KO rate, and fighting after a layoff of 8 months and 5 days.
Sugar Ray Leonard stopped the champion via TKO in the final round of the 15-round world-title fight, winning the first world titles of his career, and is crowned the new WBC and The Ring welterweight champion. Leonard improves his record to 26-0 (17 KOs), while Benítez adds a loss to his record at 38-1-1.
On June 25, 1981, a 25-year-old Sugar Ray Leonard (29-1, 20 KOs) got a shot at the WBA and The Ring super-welterweight titles held by 27-year-old Ugandan boxer Ayub Kalule (36-0, 18 KOs).
Leonard came in to the fight on a 2-fight win streak with a 66% KO rate, and was fighting after a gap of 2 months and 28 days. Kalule was on a 36-fight win streak with a 50% KO rate, and fighting after a layoff of 3 months and 20 days.
Sugar Ray Leonard stopped the champion via TKO in the 9th round of the 15-round world-title fight, and is crowned the new WBA and The Ring super-welterweight champion. Leonard improves his record to 30-1 (21 KOs), while Kalule adds a loss to his record at 36-1.
On February 15, 1982, the 25-year-old undisputed welterweight world champion, Sugar Ray Leonard (31-1, 22 KOs), faced a undefined Bruce Finch undefined in an undisputed title defense fight.
Leonard came in to the fight on a 4-fight win streak with a 68% KO rate, and was fighting after a gap of 4 months and 30 days.
Sugar Ray Leonard made easy work of Bruce Finch, stopping the challenger via TKO in the 3rd. Leonard improves his record to 32-1 (23 KOs)
On March 28, 1981, the 24-year-old WBC and The Ring welterweight world champion, Sugar Ray Leonard (28-1, 19 KOs), faced Larry Bonds, in a title defense fight.
Leonard came in to the fight on a 1-fight win streak with a 65% KO rate, and was fighting after a gap of 4 months and 3 days.
Sugar Ray Leonard stopped Larry Bonds via TKO in the 10th round of the 15-round world-title fight, and successfully defended his WBC and The Ring welterweight titles. Leonard improves his record to 29-1 (20 KOs)
On December 7, 1989, Sugar Ray Leonard and Roberto Durán met again in a rematch.
Leonard came in to the fight after a draw in his last fight with a 67% KO rate, and was fighting after a gap of 5 months and 25 days. Durán was on a 6-fight win streak with a 66% KO rate, and fighting after a layoff of 9 months and 13 days.
Sugar Ray Leonard defeated Roberto Durán via unanimous decision in the rematch and successfully defended his WBC super-middleweight title. Leonard improves his record to 36-1-1, while Durán adds a loss to his record at 85-8.