The Holy See announced on May 6 that the Coadjutor Archbishop of Ottawa-Corwall is the Most Reverend Marcel Damphousse. Archbishop Elect Damphousse will become Archbishop of Ottawa-Cornwall when Archbishop Terrence Prendergast retires. The announcement also said that the Archdiocese of Ottawa and the Diocese of Alexandria-Cornwall are now canonically amalgamated to form the Archdiocese of Ottawa-Cornwall.