The 1985 FIA Formula One World Championship was the 39th season of FIA Formula One motor racing. It featured the 1985 Formula One World Championship for Drivers and the 1985 Formula One World Championship for Manufacturers, both of which commenced on 7 April and ended on 3 November after sixteen races. The World Championship for Drivers was won by Alain Prost, and the World Championship for Manufacturers was won by McLaren for the second consecutive year.