Kelly Robert Pavlik (born April 5, 1982) is an American former professional boxer who competed from 2000 to 2012, he made three successful title defenses before losing them to which Argentine former professional boxer, who competed from 1997 to 2014?
Kelly Pavlik Kelly Robert Pavlik (born April 5, 1982) is an American former professional boxer who competed from 2000 to 2012. He won the unified WBC, WBO, "Ring" magazine and lineal middleweight titles by defeating Jermain Taylor in 2007, and made three successful defenses before losing them to Sergio Martínez in 2010.
Floyd Mayweather Jr. Floyd Joy Mayweather Jr. (born Floyd Joy Sinclair; February 24, 1977) is an American professional boxing promoter and former professional boxer. He competed from 1996 to 2007 and 2009 to 2015, and made a one-fight comeback in 2017. During his career, he held 15 world titles in five weight classes and the lineal championship in four different weight classes (twice at welterweight), and retired with an undefeated record of 50–0, surpassing Rocky Marciano's record of 49–0. As an amateur, Mayweather won a bronze medal in the featherweight division at the 1996 Olympics, three U.S. Golden Gloves championships (at light flyweight, flyweight, and featherweight), and the U.S. national championship at featherweight.