As of May 2017, Anthony Joshua is ranked as the world's best heavyweight by the Transnational Boxing Rankings Board and BoxRec, the second British boxer, after which British professional boxer, to win both a gold medal at the Olympics and a world title by a major professional sanctioning body, as well as being the first British heavyweight to do so?
Anthony Joshua As of May 2017, Joshua is ranked as the world's best heavyweight by the Transnational Boxing Rankings Board and BoxRec, and second best by "The Ring". His knockout-to-win ratio stands at 100%. Joshua is the second British boxer, after James DeGale, to win both a gold medal at the Olympics and a world title by a major professional sanctioning body, as well as being the first British heavyweight to do so. He is also the second boxer, after Joe Frazier, to win a world heavyweight title whilst still reigning as Olympic champion at the top weight.
Errol Spence Errol Spence Jr. (born March 3, 1990) is an American professional boxer who has held the IBF welterweight title since May 2017. As an amateur he won three consecutive United States national championships in the welterweight division and represented the U.S. at the 2012 Olympics, where he reached the welterweight quarter-finals. As of June 2017, Spence is ranked as the world's second best welterweight by "The Ring" magazine, third by the Transnational Boxing Rankings Board, and fourth by BoxRec.