Bishop Irénée was born in 1948. In 1971 he received a BA in Slavic Studies from the University of Ottawa and began studies at Holy Trinity Seminary at Jordanville, NY. He was accepted as a novice into the holy Trinity Monastery and placed him under the spiritual guidance of Archimandrite Kiprian. In 1974 he was tonsured a Rassophore monk and in 1975 a Stavrophore monk and named Hieromartyr Irénée of Lyons and entered the minor orders tonsured a reader and sub-deacon.
In 1978, he was blessed to serve in France, in May he was ordained a deacon in Brussels, and in August to the priesthood in Geneva. He served in France until 1982 and on his return to Canada in the French mission in Montreal. Hieromonk Irénée and the Mission were received into the OCA in 1986.
In 1992, Hieromonk Irénée was elevated to Igumen by Bishop Seraphim of Ottawa, to care for the French language monastics in Quebec with additional duties as supply priest to the parishes in Montreal, Ottawa, Toronto and Quebec City.
In April 2009, the Holy Synod of the OCA elevated Igumen Irénée to the dignity of Archimandrite and elected him to be an Auxiliary Bishop in the Archdiocese of Canada with the title of Bishop of Quebec. In October 2009 ten bishops, led by Metropolitan Jonah participated in the Episcopal consecration of the Archimandrite at Annunciation Cathedral in Ottawa. On October 1, 2010 the Holy Synod appointed Bishop Irénée to be Administrator of the Archdiocese of Canada. On October 21, 2014 the Holy Synod elected His Grace to fill the vacant Episcopal See of Ottawa and the Archdiocese of Canada.