French Guiana is a country located in South America, bordered by Brazil to the south and east, SURINAM to the west, and the Atlantic Ocean to the north. Its capital is CAYENNE, a port city on the northern coast. French Guiana is an overseas department of France, and its official language is French. The two crossword solutions for French Guiana are CAYENNE (7 letters) and SURINAM (7 letters). CAYENNE is the capital of French Guiana, while SURINAM is the country to the west of French Guiana.