
Claressa Shields
Claressa "TRex" Shields GWOAT 2012 and 2016 Olympics Gold Medalist UNDISPUTED Champ 10-0 Shields is only the second woman to hold the IBF, WBA, WBC, and WBO belts in a single weight category, and just the sixth person ever. None, however, did it as quickly as Shields, who reached the pinnacle of her sport in just ten fights.