Archdiocese of Halifax-Yarmouth

Bishop Dunn was born in St. John’s, Newfoundland, in 1955 and ordained to the priesthood in 1980. He was then assigned to a number of parishes in the Diocese of Grand Falls until 1988, when he moved to Ottawa to complete his Doctoral studies at Saint Paul University. In 1991, he was assigned to parish ministry and also worked as Vice-Chancellor and Chancellor for the Diocese of Grand Falls while teaching theology in the Maritimes. In 2002, he became a faculty member at St. Peter’s Seminary, in London, Ontario. From 2005 until 2008, he had served as Dean of Studies.  He was ordained as a bishop in Grand Falls-Windsor, NL and served as Auxiliary Bishop of Sault Ste-Marie, Ontario until January 2010.  He was installed as the Bishop of Antigonish on January 25, 2010.  In 2019, he was called to be the Coadjutor of Halifax-Yarmouth and took on that office on July 5, 2019.  At the same time, he became the Apostolic Administrator of Antigonish until the new bishop of Antigonish was installed on February 3, 2020. He became Archbishop of the Archdiocese of Halifax-Yarmouth when Archbishop Mancini retired, on November 27, 2020.