Fuck it I guess I'm not going to be the odd man out in not doing an all time.

Heavyweight: Muhammad Ali
Cruiserweight: Jean Marc Mormeck
Light Heavyweight: Archie Moore
Super Middleweight: Jeff Lacy
Middleweight: Ray Robinson
Junior Middleweight: Kassim Ouma
Welterweight: Pernell Whitaker
Light Welterweight: Nicolino Locche
Lightweight: Ike Williams
Super Featherweight: Marco Antonio Barrera
Featherweight: Willie Pep

Unfortunately, my boxing knowledge of the lower weight divisions is basically nonexistant. So thee would really be no point in me going any lower then featherweight.