1977-02-05 Future 5-division world boxing champion Sugar Ray Leonard makes his professional debut with a 6-round unanimous decision over Luis Vega at Baltimore’s Civic Center
1980-06-20 Panamanian boxer Roberto Durán takes WBC welterweight title from Sugar Ray Leonard at Olympic Stadium in Montreal by unanimous points decision
1980-11-25 Sugar Ray Leonard regains WBC welterweight boxing crown when Roberto Durán quits in the 8th round of infamous “no mas” fight at the Superdome, New Orleans
1982-12-03 After losing his world welterweight boxing titles to Sugar Ray Leonard, Thomas Hearns wins WBC Super Welterweight crown in a majority points decision over Wilfred Benitez at Superdome, New Orleans
1987-04-06 Middleweight World Boxing Championship bout: Sugar Ray Leonard upsets Marvelous Marvin Hagler at Caesars Palace in Paradise, Nevada
1991-02-09 Terry Norris knocks down Sugar Ray Leonard twice and beats him to defend his WBC Super Welterweight title
1997-03-01 Puerto Rican boxer Héctor Camacho stops Sugar Ray Leonard in 5th round in Atlantic City, NJ to retain IBC middleweight title; only time Leonard's is KO'ed and sends him into permanent retirement
Billy Conn
Floyd Patterson
Jake LaMotta
Leon Spinks
Riddick Bowe
Trevor Berbick