1 Apr 2000
Chris Byrd beats Vitali Klitschko via corner retirement 9/12
Heavyweight (190+ lb)
Chris Byrd becomes the WBO Heavyweight world champion
14 Oct 2000
Wladimir Klitschko beats Chris Byrd via unanimous decision 12/12
14 Dec 2002
Chris Byrd beats Evander Holyfield via unanimous decision 12/12
Chris Byrd becomes the IBF Heavyweight world champion
20 Sep 2003
Chris Byrd beats Fres Oquendo via unanimous decision 12/12
17 Apr 2004
Chris Byrd and Andrew Golota share a draw 12/12
13 Nov 2004
Chris Byrd beats Jameel McCline via split decision 12/12
1 Oct 2005
Chris Byrd beats DaVarryl Williamson via unanimous decision 12/12
Heavyweight (200+ lb)
22 Apr 2006
Wladimir Klitschko beats Chris Byrd via knockout 7/12