List of Snaefell Mountain Course fatal accidents List of fatal accidents involving competitors List of fatal accidents involving competitors

| Rider | Date_ | Place | Race | Event | Machine |
|---|---|---|---|---|---|
| John F. Antram | 26 May 1958 | Cruickshanks Corner | 1958 Isle of Man TT | Practice | AJS |
| Desmond D. Woolf | 6 June 1958 | Cronk Villa Cottage Barregarrow | 1958 Isle of Man TT | Senior TT | 498cc Norton |
| Maurice Wassell | 5 September 1958 | 32nd Milestone | 1958 Manx Grand Prix | Practice | 350cc AJS |
| John Hutchinson | 8 September 1958 | 32nd Milestone | 1958 Manx Grand Prix | Snaefell Race | 350cc BSA |
| James E. Coates | 5 September 1959 | 33rd Milestone | 1959 Manx Grand Prix | Practice | AJS |
| John D. Hamilton | 10 September 1959 | 33rd Milestone | 1959 Manx Grand Prix | Senior | 500cc Norton |
| John T. Sapsford | 8 September 1960 | Westwood Corner | 1960 Manx Grand Prix | Senior | 500cc BSA |