List of boxers on twitter and amount of followers.

Floyd Mayweather = 4,179,000 Amir Khan = 1,302,000 Manny Pacquiao = 878,000 David Haye = 856,000 Sergio Martinez = 314,000 Shane Mosley = 282,000 Miguel Cotto = 250,000 Julio Cesar Chavez Jr = 170,000 Robert Guerrero = 162,000 Canelo Alvarez = 160,000 Carl Froch = 157,000 Juan Manuel Marquez = 156,000 Andre Ward = 152,000 Victor Ortiz = 138,000 Jean Pascal = 127,000 Austin Trout = 112,000 Andre Berto = 104,000 David Price = 94,000 Billy Dib = 91,000 Tyson Fury = 78,000 Kell Brook = 77,000 Tony Bellew 71,000 Adrien Broner = 67,000 Klitschko brothers = 62,000 Bernard Hopkins = 58,000 Zab Judah = 58,000 Derek Chisora = 55,000 Erislandy Lara = 46,000 Nathan Cleverly = 43,000 Paulie Malignaggi = 41,000 Marcos Maidana = 25,000 Audley Harrison = 22,000 Tim Bradley = 20,000 Erik Morales = 19,000 Brandon Rios = 17,000 Abner Mares = 14,000 Yuriorkis Gamboa = 13,000 Chad Dawson = 11,000 Cornelius Bundrage = 9,000 Alfredo Angulo = 5,000 Donovan George = 4,000 Peter Manfredo Jr = 4,000 Dejan Zavek = 4,000 Orlando Salido = 3,000 Vernon Paris = 3,000 Vicente Escobedo = 3,000 Adonis Stevenson = 2000 Yuri Foreman = 2,000 Antonio Demarco = 2,000 Cheis Van Heerden = 2,000 Selcuk Aydin = 2,000 Edwin Rodriguez = 1,000 Will Rosinky = 1000 Andreas Evenson = 500 Ola Afolabi = 500 Dmitriy Salita = 500 Retired fighters Mike Tyson = 3,566,000 Oscar De La Hoya = 451,000 Ricky Hatton = 270,000 Lennox Lewis = 230,000 Fernando Vargas = 181,000 Joe Calzaghe = 179,000 Freddie Roach = 119,000 Ray Leonard = 94,000 George Foreman = 30,000 Marvin Hagler = 7,000 Thomas Hearns = 6,000 Chris Byrd = 2,000 Ricardo Lopez = 2,000 David Diaz = 1,000 Post anymore that you know of and i'll add them.