There is a facts about the current world junior welterweight champion Floyd Mayweather Jr.'s family facts about them.
Floyd's father Floyd Sr. fought both Sugar Ray Leonard and Marlon Starling.
Before Floyd Sr. ever trains Oscar De La Hoya, his brother (also Floyd Jr.'s uncle) Jeff fought De La Hoya who beats Jeff easily.
Floyd Sr.'s brother and Floyd Jr.'s uncle Roger Mayweather fought Julio Cesar Chavez twice, but lost both times, and Oscar De La Hoya also fought Julio Cesar Chavez twice as well, but winning against Chavez both times.
The Mayweathers came from the same town in Grand Rapid, Michigan as former world heavyweight title challenger Buster Mathis Sr. and former IBF heavyweight champion Tony "TNT" Tucker.