Saint Elian of Brittany, also known as Allan or Eilan, was a prominent missionary of the sixth century who played a significant role in the spread of Christianity to Cornwall, England. Born in Brittany, in modern-day France, Saint Elian came from a lineage closely related to other distinguished saints, including Saint Ismael, Saint Oudoceus, Saint Melorius, Saint Tugdual, and Saint Judictel....