St. Mary's Cathedral
St. Mary's Cathedral, St. Mary Cathedral, Cathedral of St. Mary the Virgin and similar may refer to:
Australia
- St Mary Star of the Sea, West Melbourne
 - St Mary's Star of the Sea Cathedral, Darwin
 - St Mary's Cathedral, Hobart
 - St Mary's Cathedral, Sydney
 - St Mary's Cathedral, Perth
 
Bangladesh
Canada
Estonia
Germany
Gibraltar
India
Catholic
- St. Mary's Cathedral, Jammu
 - St. Mary's Cathedral, Jalandhar
 - St. Mary of the Angels Co-Cathedral, Madras
 - St. Mary's Cathedral, Ranchi
 - St. Mary's Cathedral, Punalur
 - St. Mary's Syro-Malabar Catholic Cathedral Basilica, Ernakulam
 - St Mary's Metropolitan Cathedral, Changanassery
 - St. Mary's Cathedral, Pattom, Trivandrum
 - St. Mary, Queen of Peace Basilica, former cathedral, Trivandrum
 
Oriental Orthodox
- Manarcad church, also called St. Mary's Cathedral, Manarcaud, Kerala
 
Indonesia
Ireland
Catholic
- St. Mary's Cathedral, Cork (Cathedral of St Mary and St Anne)
 - St Mary's Pro-Cathedral, Dublin
 - St Mary's Cathedral, Kilkenny
 - St Mary's Cathedral, Killarney
 
Church of Ireland
Italy
- Florence Cathedral, officially the Cattedrale di Santa Maria del Fiore (Cathedral of Saint Mary of the Flower)
 - Cathedral of Our Lady of the Snows, Nuoro, Sardinia
 
Japan
Latvia
Lesotho
- Cathedral of St. Mary and St. James, Maseru, seat of the Anglican Diocese of Lesotho
 
Malaysia
Myanmar
Namibia
New Zealand
Pakistan
- St Mary's Cathedral, Multan, see Multan Cantt#Churches
 
Poland
Serbia
South Africa
- St Mary's Cathedral, Johannesburg
 - St. Mary the Virgin, Port Elizabeth
 - St. Mary our Lady of the Flight into Egypt, Cape Town
 
Spain
- Cathedral of Toledo, St. Mary's Cathedral in Toledo
 - Burgos Cathedral, St. Mary's Cathedral in Burgos
 - León Cathedral, St. Mary's Cathedral, León, Spain
 - St. Mary's Cathedral, Astorga, Spain (León (province))
 - St. Mary's Cathedral ("Old Cathedral"), in Salamanca
 - St. Mary's Cathedral, in Ciudad Rodrigo (province of Salamanca)
 - St. Mary's Cathedral, in Segovia
 - Girona's Cathedral, St. Mary's Cathedral, in Girona
 - St. Mary's Cathedral ("Seu Vella"), in Lleida
 - St. Mary's Cathedral, in Lugo
 - Cathedral of Murcia, St. Mary's Cathedral, in Murcia
 - Cathedral of Santa Maria d'Urgell, La Seu d'Urgell
 - Valencia Cathedral, St. Mary's Cathedral in Valencia
 
Sri Lanka
United Kingdom
England
- Lincoln Cathedral
 - St Mary's Cathedral, Newcastle upon Tyne
 - St Mary's Cathedral, West Ealing, cathedral of the Assyrian Church of the East in London.
 - St Mary's Greek Orthodox Church, which is also sometimes known as St Mary's Cathedral, London.
 - Middlesbrough Cathedral
 - Salisbury Cathedral
 - Truro Cathedral
 
Scotland
- St Mary's Cathedral, Aberdeen
 - St Mary's Cathedral, Edinburgh (Episcopal)
 - St Mary's Cathedral, Edinburgh (Roman Catholic)
 - St Mary's Cathedral, Glasgow
 
Wales
- Wrexham Cathedral, St. Mary's Cathedral, Wrexham
 
United States
- California
 
- Cathedral of Our Lady of the Angels, Los Angeles
 - Cathedral of Saint Mary of the Assumption (San Francisco, California)
 
- Colorado
 
- Florida
 
- Illinois
 
- Indiana
 
- Kentucky
 
- Massachusetts
 
- Michigan
 
- St. Mary, Our Lady of Mount Carmel Cathedral (Gaylord, Michigan)
 - St. Mary Cathedral (Lansing, Michigan), NRHP-listed
 - Cathedral of Mary of the Assumption (Saginaw, Michigan)
 
- Minnesota
 
- Cathedral of Saint Mary (St. Cloud, Minnesota)
 - St. Mary's Orthodox Cathedral (Minneapolis) in Northeast, Minneapolis
 - Basilica of Saint Mary (Minneapolis), Co-cathedral
 
- Missouri
 
- New Jersey
 
- New York
 
- North Dakota
 
- Oregon
 
- Tennessee
 
- Texas
 
- St. Mary's Cathedral (Amarillo, Texas)
 - Cathedral of Saint Mary (Austin, Texas)
 - St. Mary Cathedral Basilica (Galveston, Texas)
 
- Wyoming
 
- St. Mary's Catholic Cathedral (Cheyenne, Wyoming), listed on the NRHP in Laramie County, Wyoming