The Archdiocese of Gatineau (Latin: Archidioecesis Gatinensis) is a Latin Church ecclesiastical territory or diocese situated in the province of Quebec.

The Archdiocese of Gatineau is the metropolitan of its ecclesiastical province, which also contains two suffragan dioceses: Dioceses of Amos and Rouyn-Noranda.

It is currently led by Archbishop Paul-André Durocher.

[1] The following is a list of the bishops and archbishops of Gatineau and their terms of service: The archdiocese was founded in 1963 as the "Diocese of Hull," within the ecclesiastical province of Ottawa and with territory taken from the Archdiocese of Ottawa.

In 1990, the diocese was raised to the rank of a metropolitan see as the "Archdiocese of Gatineau–Hull."