Our Lady of the Rosary, also known as Our Lady of the Most Holy Rosary, is a title of the Blessed Virgin Mary in relation to the Rosary. The Feast of Our Lady of the Rosary is on October 7, the anniversary of the decisive victory of the combined Christian fleet in 1571 at the Battle of Lepanto, defeating an Ottoman fleet off western Greece. It was formerly sometimes known as the Feast of Our Lady of Victory.