The 1931 Star Riders' Championship was the third edition of the speedway Star Riders' Championship. The competition was decided on a knockout basis over nine heats.
Heat 1 : Watson, Tauser, Shepherd, Bishop<br> Heat 2 : Parker, Rickman, Jackson, Stewart<br> Heat 3 : Warwick, Edmonds (Fell), Hastings (Fell), Wilkinson (Ret)<br> Heat 4 : Croombs, Huxley, Kendrick, Strecker<br> Heat 5 : Arthur, Spinks, Patrick, Johnson
Semi-final 1 : Huxley, Rickman, Watson<br> Semi-final 2 : Tauser, Arthur<br> Semi-final 3 : Parker, Croombs
Final : Tauser, Huxley, Croombs, Parker (Exc)