| Cathedral Basilica of St. Cecilia | |
| Pushpin Map: | Canada Quebec |
| Coordinates: | 45.2546°N -74.1351°W |
| Location: | Salaberry-de-Valleyfield, Quebec |
| Country: | Canada |
| Denomination: | Roman Catholic |
| Attendance: | 1250 (in 2022) |
| Website: | www.basilique-cathedrale.com |
| Bull Date: | 1855 |
| Dedication: | Saint Cecilia and Christ the King |
| Dedicated Date: | February 9, 1991 |
| Consecrated Date: | 1985 |
| Cult: | Roman Catholic |
| Past Bishop: | Luc Cyr |
| Status: | Cathedral, minor basilica |
| Functional Status: | Active |
| Architect: | Louis-Napoléon AudetHenri LabelleEugène PerronJean-Marie Lafleur |
| Architectural Type: | Norman-Gothic |
| Style: | Neo-Gothic |
| Completed Date: | 1935 |
| Capacity: | 1500 |
| Width Nave: | 26m (85feet) |
| Floor Count: | 2 |
| Spire Quantity: | 3 |
| Materials: | Concrete, rocks |
| Parish: | St. Cecilia |
| Diocese: | Valleyfield |
| Tower Quantity: | 2 |
| Bells: | 6 |
| Priest: | Father Normand Bergeron |
| Asstpriest: | Gilles Meury, Gilles Bergeron, Luc Labbé |
| Bishop: | Noel Simard |
| Bell Weight: | 10043lb |
| Deacon: | Jocelyn Leduc |
| Church Name: | Basilica Cathedral of St. Cecilia |
The Basilica Cathedral of St. Cecilia (Basilique-Cathédrale Sainte-Cécile in French) is a Roman Catholic minor basilica and a cathedral dedicated to St. Cecilia located in Salaberry-de-Valleyfield, Quebec, Canada. The basilica is under the circumscription of the Roman Catholic Diocese of Valleyfield. The basilica was decreed on February 9, 1991.[1]