Clay Jr., 17 ga watan Janairun shekarar 1942 zuwa 3 ga watan Yunin shekarar 2016) kwararre ne dan damben boksin, mai fafutuka,mai nishadantarwa kuma mai taimakon jama'a, wanda ya kasance zakaran Nauyin Nauyin Duniya sau uku tsakanin shekara ta 1964 zuwa shekarar 1979. Wanda ake yi masa laƙabi da Mafi Girma, ana ɗaukarsa a matsayin ɗaya daga cikin mafi girma a duniya. alkaluma mafi mahimmanci da murna na ƙarni na 20 kuma a matsayin ɗaya daga cikin manyan 'yan dambe a tarihi.
