Saint-Pierre (a commune, the capital of the overseas collectivity of Saint Pierre and Miquelon, France); Saint-Pierre (a town and commune of the overseas department of Martinique, France); Saint-Pierre (a town and commune of the overseas department of Réunion, France)
Saint Petersburg (a federal city of Russia, known between 1914 and 1924 as Petrograd and between 1924 and 1991 as Leningrad; the former capital of Russia, from 1713–1728 and 1732–1918)
Saint Vincent and the Grenadines (an archipelago and country in the Caribbean, comprising the islands of Saint Vincent and the island chain of the Grenadines)