Floyd Joy Mayweather Jr. (né Sinclair; born February 24, 1977) is an American professional boxing promoter and retired 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 multiple world titles in five weight classes and the lineal championship in four weight classes (twice at welterweight), and retired with an undefeated record. 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. Mayweather is a two-time winner of The Ring magazine's Fighter of the Year award (1998 and 2007), a three-time winner of the Boxing Writers Association of America Fighter of the Year award (2007, 2013, and 2015), and a six-time winner of the Best Fighter ESPY Award (2007–2010, 2012–2014). In 2016, Mayweather was ranked by ESPN as the greatest boxer, pound for pound, of the last 25 years.