The 1985 World Sportscar Championship season was the 33rd season of FIA World Sportscar Championship motor racing. It featured the 1985 World Endurance Championship which was contested over a series of races for Group C1 and Group C2 Prototypes, Group B GT Cars and IMSA GTP cars. The series ran from 14 April 1985 to 1 December 1985 and was composed of 10 races.
This year marked the introduction of Teams titles for outright, Group C2 and GT Cars, replacing the traditional Manufacturers awards. Outright and Group C2 Drivers titles were also awarded.