1991–92 Segunda Divisão B

The 1991–92 Segunda Divisão season was the 58th season of the competition and the 42nd season of recognised third-tier football in Portugal.

Overview
The league was contested by 54 teams in 3 divisions with SC Campomaiorense, FC Felgueiras and Amora FC winning the respective divisional competitions and gaining promotion to the Liga de Honra. The overall championship was won by SC Campomaiorense.