28 Jul 1988
Michael Nunn beats Frank Tate via knockout 9/15
Middleweight (160 lb)
Michael Nunn becomes the IBF Middleweight world champion
4 Nov 1988
Michael Nunn beats Juan Domingo Roldan via knockout 8/12
25 Mar 1989
Michael Nunn beats Sumbu Kalambay via knockout 1/12
14 Aug 1989
Michael Nunn beats Iran Barkley via majority decision 12/12
14 Apr 1990
Michael Nunn beats Marlon Starling via majority decision 12/12
18 Oct 1990
Michael Nunn beats Donald Curry via knockout 10/12
10 May 1991
James Toney beats Michael Nunn via knockout 11/12
12 Sep 1992
Michael Nunn beats Victor Cordoba via split decision 12/12
Super Middleweight (168 lb)
Michael Nunn becomes the WBA Super Middleweight world champion
30 Jan 1993
Michael Nunn beats Victor Cordoba via unanimous decision 12/12
20 Feb 1993
Michael Nunn beats Dan Morgan via knockout 1/12
23 Apr 1993
Michael Nunn beats Crawford Ashley via knockout 6/12
18 Dec 1993
Michael Nunn beats Merqui Sosa via unanimous decision 12/12
26 Feb 1994
Steve Little beats Michael Nunn via split decision 12/12
17 Dec 1994
Frankie Liles beats Michael Nunn via unanimous decision 12/12
21 Mar 1998
Graciano Rocchigiani beats Michael Nunn via split decision 12/12
Light Heavyweight (175 lb)