Saint Bénin, also known as Saint Benignus, is a Christian martyr and the patron saint of the city of Bologna, Italy. He is believed to have lived in the 1st century and is often associated with the spread of Christianity in the region. His feast day is celebrated on October 3rd, and he is venerated for his dedication to faith and service. According to tradition, Saint Bénin was a disciple of Saint Peter and played a significant role in establishing the early Christian community in Bologna. His life and martyrdom are commemorated in various churches and artworks, reflecting his importance in local religious history.