Why wouldn't Ring count, the lineal championship is the only real championship and that's the closest proxy? Anyway, here's your answer: http://en.wikipedia.org/wiki/List_o...nly_WBC.2C_WBA.2C_IBF_.26_WBO_major_titles.29 Darchinyan, Montiel, Williams and Guzman all have a good chance of doing it within the next year.
JM Marquez M Pacquiao Floyd Mayweather if he returns Marco Antonio Barrera Shane Mosley Oscar De la Hoya Roy Jones jr Maybe if they continue to fight F. Trinidad Erik Morales