Mayweather is a surname, and may refer to: Anthony Mayweather, professional wrestler, also known as Crimson Earring George Mayweather, American blues harmonica player and singer Floyd Mayweather Sr., former boxer and current trainer Floyd Mayweather Jr., Olympic and professional boxer Jeff Mayweather, former boxer and current boxing writer/trainer Roger Mayweather, former boxer and former boxing trainer of Floyd Mayweather Jr. Wikipedia