25 Sep 1962
Sonny Liston beats Floyd Patterson via knockout 1/15
Heavyweight (175+ lb)
Sonny Liston becomes the NYSAC, RING and WBA Heavyweight world champion
14 Feb 1963
Sonny Liston becomes the WBC Heavyweight world champion
22 Jul 1963
25 Feb 1964
Muhammad Ali beats Sonny Liston via corner retirement 6/15
25 May 1965
Muhammad Ali beats Sonny Liston via knockout 1/15