The Metropolitan Cathedral Church of Saint Andrew or Glasgow Metropolitan Cathedral is a Latin Catholic cathedral in the city centre of Glasgow, Scotland. It is the mother church of the Archdiocese of Glasgow. The cathedral, which was designed in 1814 by James Gillespie Graham in the Neo Gothic style, lies on the north bank of the River Clyde in Clyde Street. St Andrew's Cathedral is the seat of the Archbishop of Glasgow, currently William Nolan. It is dedicated to the patron saint of Scotland, Saint Andrew.

The Archdiocese of Glasgow is the Latin Catholic metropolitan see of the Province of Glasgow in central Scotland. The episcopal seat of the developing diocese was established by Saint Kentigern in the 6th century AD. It is one of two catholic metropolitan archdioceses of the Catholic Church in Scotland: the only archdioceses in Scotland. It is the elder of the two bishoprics. Innocent VIII first raised Glasgow a metropolitan archbishopric in 1492. The Metropolis has the dioceses of Motherwell and Paisley as suffragans within the Ecclesiastical Province.