Pie-IX station (French pronunciation: ​[pinœf]) is a Montreal Metro station in the borough of Mercier–Hochelaga-Maisonneuve in Montreal, Quebec, Canada. It is operated by the Société de transport de Montréal (STM) and serves the Green Line. The station opened on June 1976, in time for the 1976 Summer Olympics - as the station serves the Olympic Stadium and the Olympic Park. From 2023, the station will connect to the Pie-IX BRT.