How Many Contenders Floyd Mayweather Beat

1. Floyd Mayweather: 1/1- Genaro Hernandez SFW
   2/2- Angel Manfredy
   3/3- Diego Corrales
   4/4- Jesus Chavez
   5/5- Jose Luis Castillo LW
   • Plus 1 more Castillo win
   5/6- Victoriano Sosa
   5/7- DeMarcus Corley SLW
   6/8- Arturo Gatti
   7/9- Sharmba Mitchell
   8/10- Zab Judah WW
   9/11- Carlos Baldomir
   10/12- Oscar De La Hoya
   LMW 11/13- Ricky Hatton WW/SLW (Ranked #1 at SLW, not at WW)
   11/13/1- Juan Manuel Marquez (Ranked #1 at LW, not at WW)
   12/14/1- Shane Mosley
   13/15/1- Victor Ortiz
   14/16/1- Miguel Cotto LMW
   15/17/1- Robert Guerrero WW
   16/18/1- Saul Alvarez LMW
   16/19/1- Marcos Maidana
   16/20/1 Marcos Maidana
   17/21/1 Manny Pacquiao
   
   *18 top 5, 22 top 10, and 1 #1 2 divisions below for Floyd Mayweather