Saint Louis, Saint-Louis or St. Louis commonly refers to: Louis IX of France, King of France from 1226 to 1270 St. Louis, a city in Missouri, United States It may also refer to: Places Canada Saint-Louis, Quebec, a municipality Saint-Louis-de-Blandford, Quebec, a small town northeast of Montreal Saint-Louis-de-France, Quebec, a former town merged into Trois-Rivières in 2002 Saint-Louis-de-Gonzague, Chaudière-Appalaches, Quebec, a municipality in the Les Etchemins Regional County Municipality Saint-Louis-de-Gonzague, Montérégie, Quebec, a parish municipality in the Beauharnois-Salaberry Regional County Municipality Saint-Louis-de-Gonzague-du-Cap-Tourmente, a parish municipality in Quebec Saint-Louis-du-Ha! Ha!, a parish municipality in the Témiscouata Regional County Municipality in Quebec Lake Saint-Louis, a lake in southwestern Quebec Saint-Louis (provincial electoral district), a former electoral district in Montreal, Quebec Saint-Louis-de-Kent, New Brunswick, a village Saint-Louis Parish, New Brunswick St. Louis, Prince Edward Island, an unincorporated community Rural Municipality of St. Louis No. 431, Saskatchewan St. Louis, Saskatchewan, a village France Saint-Louis, Haut-Rhin, a commune in the Haut-Rhin département at the German and Swiss border Saint-Louis, Moselle, a commune in the Moselle département Saint-Louis, Guadeloupe, a commune in the overseas department of Guadeloupe Saint-Louis, New Caledonia, a settlement in the overseas collectivity of New Caledonia Saint-Louis, Réunion, commune in the overseas department of Réunion Île Saint-Louis, an island on the Seine in Paris Saint-Louis-de-Montferrand, Gironde Saint-Louis-en-l'Isle, Dordogne Saint-Louis-et-Parahou, Aude Saint-Louis-lès-Bitche, Moselle Haiti Saint-Louis-du-Sud, a commune in the Sud department of Haiti Saint-Louis-du-Nord, a commune in the Nord department of Haiti Seychelles Saint Louis, Seychelles, an administrative district on the island of Mahé Senegal Saint-Louis, Senegal, capital city of the Saint-Louis Region Saint-Louis Region, a region on the border with Mauritania Thailand Saint Louis BTS station, a rapid transit station in Bangrak and Sathon, Bangkok Saint Louis Hospital, a private Catholic hospital in Sathon, Bangkok United States Bay St. Louis, Mississippi, city in Hancock County Old Saint Louis, Indiana, unincorporated community San Luis Obispo, California (Spanish for "St. Louis, Bishop"), a city in California San Luis Obispo County, California, a county in California St. Louis, Missouri, independent city St. Louis County, Missouri, bordering the city of St. Louis Lake St. Louis, Missouri, planned community in St. Charles County St. Louis, Michigan, city in Gratiot County St. Louis County, Minnesota St. Louis Park, Minnesota, city in Hennepin County Saint Louis River, river in Minnesota and Wisconsin Saint Louis Creek, a stream in Colorado St. Louis, Oklahoma, town in Pottawatomie County Saint Louis, Oregon, unincorporated