The South Croydon rail crash on the British railway system occurred on 24 October 1947. The crash took place south of South Croydon railway station. Two electric commuter trains collided in fog and 32 people were killed, including the driver of the second train. It was the worst accident on Britain's Southern Railway. Similar crashes occurred at Battersea Park in 1937, Barnes in 1955 and Crayford railway station in 1959.