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 |
|---|---|---|---|---|---|
| Stuart Murdoch | 9 June 1999 | Gorse Lea | 1999 Isle of Man TT | Junior TT | Honda 600cc |
| Martin J. Smith | 3 September 1999 | 13th Milestone | 1999 Manx Grand Prix | Senior | 600cc Honda |
| Stephen Wood | 29 May 2000 | Whitegates | 2000 Isle of Man TT | Practice Sidecar TT (passenger) | Baker Yamaha 600cc |
| Chris Ascott | 30 May 2000 | Westwood Corner | 2000 Isle of Man TT | Practice | Kawasaki ZXR400 |
| Raymond Hanna | 31 May 2000 | Greeba Castle | 2000 Isle of Man TT | Practice | TZ 250cc Yamaha |
| Leslie Williams | 9 June 2000 | Ballaugh Bridge | 2000 Isle of Man TT | Production TT | 1000cc Honda VTR-SP1 |
| Kenneth Munro | 19 August 2000 | Ginger Hall | 2000 Manx Grand Prix | Practice | 600cc Honda |