Valentine's Day, Treccani also celebrates the feast of lovers. The attribution of patronage over lovers is linked to the bishop of Terni, but it derives from much later events that have nothing to do with the historical reality of the character.
Pope Gelasius I, around 495, who decided to abolish the lascivious pagan festival of Lupercalia, linked to pagan rites of fertility and purification. The association between love and Valentine's Day had and continues to have an exceptional diffusion especially in countries of Anglo-Saxon culture.