St. Mary's Cathedral, St. Mary Cathedral, Cathedral of St. Mary the Virgin and similar may refer to:

• St Mary's Star of the Sea Cathedral, Darwin
• St Mary's Cathedral, Hobart
• St Mary's Cathedral, Sydney
• St Mary's Cathedral, Perth

• St. Mary’s Cathedral, Dhaka

• St. Mary's Cathedral, Calgary
• St. Mary's Cathedral, Kingston
• St. Mary's Cathedral, Winnipeg

• St Mary's Cathedral of Tallinn

• St. Mary's Cathedral (Hamburg)
• New St. Mary's Cathedral (Hamburg)
• St. Mary's Cathedral, Hildesheim

• Cathedral of St. Mary the Crowned

• 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

• Manarcad church, also called St. Mary's Cathedral, Manarcaud, Kerala

• St. Mary's Cathedral, Samarinda

• 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

• St. Mary's Cathedral, Limerick
• St Mary's Cathedral, Tuam

• 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

• St. Mary's Cathedral, Tokyo

• Riga Cathedral
• Cathedral of the Immaculate Virgin Mary, Jelgava

• Cathedral of St. Mary and St. James, Maseru, seat of the Anglican Diocese of Lesotho

• St. Mary's Cathedral, Kuala Lumpur
• St. Mary's Cathedral, Sandakan

• Saint Mary's Cathedral, Yangon

• St. Mary's Cathedral, Windhoek
• St. Mary's Cathedral, Rundu

• St Mary's Cathedral, Auckland

• St Mary's Cathedral, Multan, see Multan Cantt#Churches

• St. Mary's Cathedral, Gorzów Wielkopolski

• Cathedral of the Blessed Virgin Mary, Belgrade

• St Mary's Cathedral, Johannesburg
• St. Mary the Virgin, Port Elizabeth
• St. Mary our Lady of the Flight into Egypt, Cape Town

• 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

• St. Mary's Cathedral, Batticaloa
• St. Mary's Cathedral, Galle
• St. Mary's Cathedral, Jaffna

• Lincoln Cathedral
• St Mary's Cathedral, Newcastle upon Tyne
• St Mary's Cathedral, London. Also known as St Mary's Greek Orthodox Church
• Middlesbrough Cathedral
• Salisbury Cathedral
• Truro Cathedral

• St Mary's Cathedral, Aberdeen
• St Mary's Cathedral, Edinburgh (Episcopal)
• St Mary's Cathedral, Edinburgh (Roman Catholic)
• St Mary's Cathedral, Glasgow

• Wrexham Cathedral, St. Mary's Cathedral, Wrexham

California

• Cathedral of Our Lady of the Angels, Los Angeles
• Cathedral of Saint Mary of the Assumption (San Francisco, California)

Colorado

• St. Mary's Cathedral (Colorado Springs)

Florida

• Cathedral of Saint Mary (Miami)

Illinois

• Cathedral of Saint Mary of the Immaculate Conception (Peoria, Illinois)

Indiana

• Cathedral of Saint Mary of the Immaculate Conception (Lafayette, Indiana)

Kentucky

• Cathedral Basilica of the Assumption (Covington, Kentucky)

Massachusetts

• St. Mary's Cathedral and Rectory (Fall River, Massachusetts), NRHP-listed

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

• Cathedral of St. Mary of the Annunciation (Cape Girardeau, Missouri)

New Jersey

• Cathedral of St. Mary of the Assumption (Trenton, New Jersey)

New York

• St. Mary's Cathedral (Ogdensburg, New York)

North Dakota

• Cathedral of St. Mary (Fargo, North Dakota)

Oregon

• St. Mary's Cathedral (Portland, Oregon)

Tennessee

• St. Mary's Episcopal Cathedral (Memphis, 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

• Cathedral of Saint Mary of the Assumption (disambiguation)
• St. Mary's Church (disambiguation)
• St. Marie's Cathedral, Sheffield