1) Welsh Roman Catholic saint 
According to the 12th-century historian, William of Malmesbury, Dyfan was sent to Wales as a companion of the missionary Saint Fagan, in the second half of the second century by Pope Eleutherius. Gomer Roberts reports Gwilym Teilo`s opinion that Dyfan was a missionary who came to Wales in the second century with Fagan, Meudwy and Elfan; Roberts n....