Rivière à la Loutre or Rivière de la Loutre may refer to:
Places Canada and United States Otter River (Northwest Branch Saint John River tributary) (), in Montmagny Regional County Municipality, Quebec and Maine, United States
Canada Rivière de la Grande Loutre, tributary of the Péribonka River in Passes-Dangereuses, Quebec Petite rivière de la Loutre, on Anticosti Island, Quebec Rivière à la Loutre (rivière du Sud tributary), in Sainte-Euphémie-sur-Rivière-du-Sud, Quebec Rivière à la Loutre (Témiscamingue), tributary of the Ottawa River in Témiscamingue Regional County Municipality, Quebec Rivière à la Loutre (La Malbaie), in La Malbaie, Quebec Rivière à la Loutre (Saguenay River tributary), in Saint-Fulgence, Quebec Rivière à la Loutre (Ashuapmushuan River tributary), in Saint-Thomas-Didyme, Quebec Rivière à la Loutre (Gouffre River tributary), in Capitale-Nationale, Quebec Rivière à la Loutre (L'Île-d'Anticosti), on Anticosti Island, Quebec
United States Loutre River (Missouri River), a tributary of the Missouri River in Missouri
See also Loutre (disambiguation) Otter (disambiguation)