St. Sebaldus Church (St. Sebald, Sebalduskirche) is a medieval church in Nuremberg, Germany. Along with Frauenkirche (Our Lady's Church) and St. Lorenz, it is one of the most important churches of the city, and also one of the oldest. It is located at the Albrecht-Dürer-Platz, in front of the old city hall. It takes its name from Sebaldus, an 8th-century hermit and missionary and patron saint of Nuremberg.