Marcus Aurelius Claudius "Gothicus", also known as Claudius II, was Roman emperor from 268 to 270. During his reign he fought successfully against the Alemanni and decisively defeated the Goths at the Battle of Naissus. From Wikipedia
Valentine's Day, celebrated annually on February 14, has roots in ancient Roman traditions and the legend of St. Valentine, evolving into a global celebration of love and affection.