The 1981–82 Segunda Divisão season was the 43rd season of recognised second-tier football in Portugal.
[1] The league was contested by 48 teams in 3 divisions with C.S.
Marítimo, Varzim S.C. and G.C.
Alcobaça winning the respective divisional competitions and gaining promotion to the Primeira Liga.
The overall championship was won by C.S.