St. Mary's Cathedral
- Anglican Diocese of Lesotho
- Astorga, Spain
- Basilica of Saint Mary (Minneapolis)
- Burgos Cathedral
- Cape Town
- Cathedral Basilica of the Assumption (Covington, Kentucky)
- Cathedral of Mary of the Assumption (Saginaw, Michigan)
- Cathedral of Murcia
- Cathedral of Our Lady of the Angels
- Cathedral of Saint Mary (Austin, Texas)
- Cathedral of Saint Mary (Miami)
- Cathedral of Saint Mary (St. Cloud, Minnesota)
- Cathedral of Saint Mary of the Assumption (San Francisco, California)
- Cathedral of Saint Mary of the Assumption (disambiguation)
- Cathedral of Saint Mary of the Immaculate Conception (Lafayette, Indiana)
- Cathedral of Saint Mary of the Immaculate Conception (Peoria, Illinois)
- Cathedral of Santa Maria d'Urgell
- Cathedral of St. Mary (Fargo, North Dakota)
- Cathedral of St. Mary and St. James, Maseru
- Cathedral of St. Mary of the Annunciation (Cape Girardeau, Missouri)
- Cathedral of St. Mary of the Assumption (Trenton, New Jersey)
- Cathedral of St. Mary the Crowned
- Cathedral of Toledo
- Cathedral of the Blessed Virgin Mary, Belgrade
- Cathedral of the Immaculate Virgin Mary, Jelgava
- Ciudad Rodrigo
- Girona
- Girona's Cathedral
- La Seu d'Urgell
- León Cathedral
- León, Spain
- Lincoln Cathedral
- Lleida
- Lugo
- Manarcad church
- Murcia
- National Register of Historic Places listings in Laramie County, Wyoming
- New St. Mary's Cathedral (Hamburg)
- Northeast, Minneapolis
- Port Elizabeth
- Saint Mary's Cathedral, Yangon
- Salamanca
- Segovia
- Seu Vella
- St Mary's Cathedral of Tallinn
- St Mary's Cathedral, Aberdeen
- St Mary's Cathedral, Auckland
- St Mary's Cathedral, Edinburgh (Episcopal)
- St Mary's Cathedral, Edinburgh (Roman Catholic)
- St Mary's Cathedral, Glasgow
- St Mary's Cathedral, Hobart
- St Mary's Cathedral, Johannesburg
- St Mary's Cathedral, Kilkenny
- St Mary's Cathedral, Killarney
- St Mary's Cathedral, London
- St Mary's Cathedral, Newcastle upon Tyne
- St Mary's Cathedral, Perth
- St Mary's Cathedral, Sydney
- St Mary's Cathedral, Tuam
- St Mary's Co-Cathedral
- St Mary's Metropolitan Cathedral
- St Mary's Pro-Cathedral
- St. Mary Cathedral (Lansing, Michigan)
- St. Mary Cathedral Basilica (Galveston, Texas)
- St. Mary's Cathedral (Amarillo, Texas)
- St. Mary's Cathedral (Colorado Springs)
- St. Mary's Cathedral (Hamburg)
- St. Mary's Cathedral (Ogdensburg, New York)
- St. Mary's Cathedral (Portland, Oregon)
- St. Mary's Cathedral and Rectory (Fall River, Massachusetts)
- St. Mary's Cathedral, Batticaloa
- St. Mary's Cathedral, Calgary
- St. Mary's Cathedral, Cork
- St. Mary's Cathedral, Galle
- St. Mary's Cathedral, Gorzów Wielkopolski
- St. Mary's Cathedral, Hildesheim
- St. Mary's Cathedral, Jaffna
- St. Mary's Cathedral, Jalandhar
- St. Mary's Cathedral, Jammu
- St. Mary's Cathedral, Kingston
- St. Mary's Cathedral, Kuala Lumpur
- St. Mary's Cathedral, Limerick
- St. Mary's Cathedral, Pattom, Trivandrum
- St. Mary's Cathedral, Punalur
- St. Mary's Cathedral, Ranchi
- St. Mary's Cathedral, Rundu
- St. Mary's Cathedral, Samarinda
- St. Mary's Cathedral, Sandakan
- St. Mary's Cathedral, Tokyo
- St. Mary's Cathedral, Trincomalee
- St. Mary's Cathedral, Windhoek
- St. Mary's Cathedral, Winnipeg
- St. Mary's Catholic Cathedral (Cheyenne, Wyoming)
- St. Mary's Church (disambiguation)
- St. Mary's Episcopal Cathedral (Memphis, Tennessee)
- St. Mary's Orthodox Cathedral (Minneapolis)
- St. Mary's Syro-Malabar Catholic Cathedral Basilica, Ernakulam
- St. Mary, Our Lady of Mount Carmel Cathedral (Gaylord, Michigan)
- St. Mary, Queen of Peace Basilica
- St. Mary’s Cathedral, Dhaka
- Truro Cathedral