Ste-Anne is a Catholic church located at 528 Old St. Patrick Street in the Lowertown neighbourhood of Ottawa, Ontario, Canada. Built in 1873 by architect , it is one of the few examples of traditional Québécois church architecture in Ontario. Ste-Anne is the home of St. Clement Parish, a bilingual parish community served by the Priestly Fraternity of Saint Peter, which celebrates the Mass and other sacraments in Latin according to the liturgical norms of the 1962 Roman Missal.