The 1986 Swedish speedway season was the 1986 season of motorcycle speedway in Sweden.
The 1986 Swedish Individual Speedway Championship final was held in Norrkoping on 6 September. Per Jonsson won the Swedish Championship for the first time.
Winner - Henrik Gustafsson
Njudungarna changed their name to Vetlanda, they won the Elitserien and were declared the winners of the Swedish Speedway Team Championship for the fifth time. The Vetlanda team included Jan Andersson, Kenneth Nyström, Conny Ivarsson and Conny Samuelsson.
Dackarna won the first division, while Valsarna and Skepparna won the second division north and south respectively.