Bishop William McGrattan is installed in the Cathedral of St-Peter-in-Chains as the 12th bishop of Peterborough.

Most Reverend Auxiliary Bishop William McGrattan was appointed as the 12th Bishop of Peterborough in April after the resignation of Most Reverend Bishop Nicola De Angelis, C.F.I.C. The installation of Most Reverend Bishop William McGrattan will be celebrated on Monday, June 23, 2014 at 2 p.m. at the Cathedral Church of St. Peter-in-Chains.

Bishop William McGrattan was born in London, Ontario on Sept. 19 1956. He received his undergraduate degree in Chemical Engineering (B.E.Sc.) at the University of Western Ontario, followed by a Master of Divinity from St. Peter’s Seminary in London. He was ordained to the priesthood on May 2, 1987 with the Diocese of London. Following three years of service with St. Joseph’s parish in Chatham, Bishop McGrattan continued his studies in theology at the Pontifical Gregorian University in Rome, where he received Licentiate in Fundamental Moral Theology in 1992.

Bishop McGrattan served on the faculty of St. Peter’s Seminary in London as associate professor, vice-rector and dean of theology and was appointed to rector of the Seminary in 1997. He was appointed to Auxiliary Bishop of Toronto on Nov. 6, 2009. Currently, Bishop McGrattan serves as a member of the Canadian Conference of Catholic Bishops (CCCB) and on the Episcopal Commission for Doctrine, in addition to being the Bishop with the Catholic Health Alliance of Canada and the National Spiritual Advisor with the Catholic Women’s League of Canada.