The 1992 All-Ireland Senior B Hurling Championship was the 19th staging of the All-Ireland Senior B Hurling Championship since its establishment by the Gaelic Athletic Association in 1974.

Westmeath entered the championship as the defending champions, however, they were beaten by Carlow in the All-Ireland home final.

[1] The All-Ireland final was played at the Emerald GAA Grounds in Ruislip on 12 July 1992 between Carlow and London, in what was their second meeting in the All-Ireland final and a first meeting in five years.

Carlow won the match by 2-15 to 3-10 to claim their very first All-Ireland title.

[2][3] Westmeath's David Kilcoyne was the championship's top scorer with 2-27.