Saint Pierre can refer to several different subjects. Most commonly, it denotes the patron saint of fishermen, Saint Peter, one of Jesus Christ's apostles. He is often depicted holding keys, symbolizing his role in Christian tradition as the gatekeeper of heaven. Additionally, Saint Pierre may refer to various geographical locations, such as Saint-Pierre, the capital of the French overseas territory of Saint Pierre and Miquelon, or Saint-Pierre, a commune in the Réunion department of France. Each of these references highlights the diverse cultural and historical significance associated with the name.