Date
Champions
Opponents
Score, Location

World Boxing Organization
2004-09-04
BREWSTER Lamon
MEEHAN Kali
Split Decision 12/12
Las Vegas, USA
2004-04-10
BREWSTER Lamon
KLITSCHKO Wladimir
Technical Knockout 5/12
Las Vegas, USA
Lamon Brewster won vacant WBO heaveweight title after Corrie Sanders relinquished his belt to focuse on a challenge for the vacant WBC heaveweight title.
2003-03-08
SANDERS Corrie
KLITSCHKO Wladimir
Technical Knockout 2/12
Hannover, Germany
2002-12-07
KLITSCHKO Wladimir
MCCLINE Jameel
Technical Knockout 10/12
Las Vegas, USA
2002-06-29
KLITSCHKO Wladimir
MERCER Ray
Technical Knockout 6/12
Atlantic City, USA
2002-03-16
KLITSCHKO Wladimir
BOTHA Francois
Technical Knockout 8/12
Stuttgart, Germany
2001-08-04
KLITSCHKO Wladimir
SHUFFORD Charles
Technical Knockout 6/12
Las Vegas, USA
2001-03-24
KLITSCHKO Wladimir
JEFFERSON Derrick
Technical Knockout 2/12
Munich, Germany
2000-10-14
KLITSCHKO Wladimir
BYRD Chris
Unanimous Decision 12/12
Cologne, Germany
2000-04-01
BYRD Chris
KLITSCHKO Vitali
Referee Technical Decision 9/12
Berlin, Germany