Walpurgis Night (/vælˈpʊərɡɪs, vɑːl-, -ˈpɜːr-/),[3][4] an abbreviation of Saint Walpurgis Night (from the German Sankt-Walpurgisnacht [zaŋkt valˈpʊʁɡɪsˌnaxt]), also known as Saint Walpurga's Eve (alternatively spelled Saint Walburga's Eve), is the eve of the Christian feast day of Saint Walpurga, an 8th-century abbess in Francia, and is celebrated on the night of 30 April and the day of 1 May.[5][