Richardson's professional career peaked in February 1991, when he scored an upset victory over Raúl Pérez and won the WBC bantamweight title.
Shannon turned pro in 1984 and was undefeated in his first 15 fights before losing a split decision to future champion Greg Richardson in 1986.
Richardson | Greg Norman | Greg LeMond | Miranda Richardson | Ralph Richardson | Henry Hobson Richardson | Greg Louganis | Greg Chappell | Bill Richardson | Richardson, Texas | Fort Richardson, Texas | Terry Richardson | Greg Nickels | Greg Bear | Greg Abbott | Greg Osby | Greg Dyke | Greg Kurstin | Greg Grunberg | Samuel Richardson | Ian Richardson | Greg Lynn | Natasha Richardson | Jason Richardson | Greg Mortenson | Greg Keelor | Greg Hopkins | Greg Behrendt | Burton Richardson | Richardson Highway |