Wladimir Klitschko Wladimir Klitschko Wladimir Wladimirowitsch Klitschko (born 25 March 1976) is a Ukrainian former professional boxer who competed from 1996 to 2017. He held the world heavyweight championship twice, including the WBA (Super), IBF, WBO, IBO, "Ring" magazine and lineal titles. A strategic and intelligent boxer, Klitschko is considered to be one of the best heavyweight champions of all time. He was known for his exceptional knockout power, using a strong jab, straight right hand and left hook, as well as excellent footwork and mobility, unusual for boxers of his size. As an amateur, Klitschko represented Ukraine at the 1996 Olympics,
Vitali Klitschko Heavyweight Champions in history. Despite having a four-year hiatus from the sport, Vitali has proven to be a remarkably effective and dominant Heavyweight Champion once again. Alongside his brother Wladimir, he also fights on for their shared ambition of holding all four Heavyweight Championship belts together, an ambition that was realised on 2 July 2011 when brother Wladimir defeated David Haye to win the WBA Heavyweight Championship. In January 2012, he was awarded WBC Fighter of the Year for 2011. Klitschko was in negotiations for a possible bout with former WBA Heavyweight title holder David Haye on 3 March 2012.