Jim Bradley (17 May 1921 – 2 July 2015) was a professional athletics coach, renowned for his innovative use of speedball for an athlete's general preparation.
Bradley is the only coach to have trained multiple winners of the four best known & most prestigious professional footraces in the world: the New Year Sprint (Scotland) 5 winners, the Stawell Gift (Australia) 2, the Bay Sheffield (Aust) 3 & the Burnie Gift (Aust) 2.