Our Lady of Lebanon Cathedral is an Maronite Catholic cathedral located in Brooklyn, New York, United States. It is the seat of the Eparchy of St. Maron of Brooklyn. It is located in the neighborhood of Brooklyn Heights in the oldest northwest section of the borough, across the East River from Manhattan. The church building originally housed the "Church of the Pilgrims" of the old Congregational Christian Church, (merged 1957 into the United Church of Christ).