1 Oct 1974
John Conteh beats Jorge Ahumada via points decision 15/15
Light Heavyweight (175 lb)
John Conteh becomes the WBC Light Heavyweight world champion
11 Mar 1975
John Conteh beats Lonnie Bennett via knockout 5/15
9 Oct 1976
John Conteh beats Yaqui Lopez via unanimous decision 15/15
5 Mar 1977
John Conteh beats Len Hutchins via knockout 3/15
21 May 1977
John Conteh's WBC Light Heavyweight world title reign ends
17 Jun 1978
Mate Parlov beats John Conteh via split decision 15/15
18 Aug 1979
Matthew Saad Muhammad beats John Conteh via unanimous decision 15/15
29 Mar 1980
Matthew Saad Muhammad beats John Conteh via knockout 4/15