The 1956 World Sportscar Championship was the fourth annual FIA World Sportscar Championship. It was a contested by sportscars over a series of five races from 29 January to 12 August 1956.

The World Sportscar Championship was the world series run for sports car racing by the FIA from 1953 to 1992. The championship evolved from a small collection of the most important sportscar, endurance, and road racing events in Europe and North America with dozens of gentleman drivers at the grid to a professional racing series where the world's largest automakers spent millions of dollars per year.