Justin Mayweather Jones
Name: Justin Mayweather Jones
Hometown: Grand Rapids, Michigan, USA
Boxing Record: click
A DNA test showed that Floyd Mayweather Sr is Justin's father, this makes Jones a younger (paternal) brother of Floyd Mayweather Jr., and a nephew of former world boxing champions Roger Mayweather and Jeff Mayweather.
Mayweather Sr has taken over training of his newly discovered son.