St. Louis Cathedral or Cathedral of St. Louis may refer to:
Cathedral of St Louis (Plovdiv), Bulgaria Cathedral of Saint-Louis des Invalides, Paris, France Saint Louis Cathedral of Versailles, or Versailles Cathedral, France St. Louis the King Cathedral, Haifa, Israel St. Louis Cathedral, Beirut, Lebanon St. Louis Cathedral, Fort-de-France, Martinique St. Louis Cathedral, Port-Louis, Mauritius St. Louis Cathedral (Saint-Louis, Senegal) Saint Louis Cathedral (Carthage), or Acropolium of Carthage, Tunisia St. Louis Cathedral (New Orleans), Louisiana, U.S. Basilica of St. Louis, King of France, formerly Cathedral of St. Louis, St. Louis, Missouri, U.S. Cathedral Basilica of Saint Louis (St. Louis), Missouri, U.S.