Sebaldus is a figure associated with the history of the Christian Church in the Middle Ages. He is often recognized as a saint and is celebrated for his contributions to the spread of Christianity in Germany. His life and works are primarily documented in various hagiographies, which recount his pious deeds and miracles. In some traditions, Sebaldus is also linked to the city of Nuremberg, where he is considered the patron saint. His feast day is celebrated on January 19, and he is often depicted in art holding a model of the Nuremberg church, symbolizing his influence on the region's religious heritage.