Boxing promoter and former world champion Floyd Mayweather is a household name in the United States. With a fortune of over $400 million, Floyd Mayweather Jr. As a result, he is the all-time richest boxer. As of this writing, Floyd has earned more than $1.1 billion in his career. Athletes who have earned more than … Continue reading Floyd Mayweather Net Worth, Early Life, Career Earnings & More Details!