Ronald Jefferson ha enfrentado a 45 oponentes a lo largo de su carrera.

Player Team(s) Games
Gregorio Adon 1
Miguel Almonte 1
Eloy Antonio Camacho Vargas 1
Shamil Ballas 1
Richard Bautista 1
Leandro Cabrera 1
Darwin Cabrera 1
Joelvin Cabrera 1
Jose Corporan 1
Tulio Da Silva 1
Adris De Leon 1
Miguel Dicent 1
Jose Familia 1
Brandone Francis 1
Ramon Galloway 1
Oliver Garcia 1
Robert Glenn 1
William Green 1
Ameer Jackson 1
Luis Jacobo 1
Nigel Jones 1
Hampton Leon 1
Elys Manuel Guzman 1
Luis Martinez 1
Jhery Matos 1
Rayner Moquete 1
Nehemias Morillo 1
Willy Nunez 1
Kelvin Pena 1
Bernardo Polanco 1
Malik Pope 1
Elkin Ramos 1
Melvyn Richardson 1
Ramon Ruiz 1
Erickson Sanchez 1
Winston Shepard 1
Ricky Soliver 1
Roberto Tamarez 1
John Taylor 1
Jaison Valdez 1
Henry Valdez 1
Mike Watkins 1
Jordan Williams 1
Achraf Yacoubou 1
Jayvian de la Cruz 1