Boxing History, Entertainment, In The News, Latino, Mainstream This Day in Boxing February 5, 1977 Sugar Ray Leonard Debut SteveFebruary 5, 2015, 5:11 amFebruary 5, 2015 1165 Facebook TwitterThis Day in Boxing February 5, 1977 Sugar Ray Leonard makes his pro debut against Luis Vegas winning a 6 round decision. Previous ArticleThis Day in Boxing February 4, 1979 Arguello KOs EscaleraNext ArticleThis Day in Boxing February 6, 1967 Ali Beats Terrell