Ulphia (also Ulphe, Olfe, Wulfe, Wolfia, or Wulfia and other variants; d. 8th century AD) of Amiens is a Christian saint, venerated particularly at Amiens. She was said to be a young girl living on the banks of the Noye in the who became a hermit at what would become Saint-Acheul, near Amiens in the Kingdom of the Franks, under the spiritual direction of Saint Domitius (Domice). At the end of her life, she formed and directed a community of religious women at Amiens. Her feast day is January 31.