Adelin (Adelhelm) of Séez
Monk and Bishop
Died c. 910
Honored in Roman Catholic Church, Eastern Orthodox Church
Feast 10 November
Saint Adelin of Séez (also, Hadelin, Adelheim, Adelhelm, or Adalhelmus) (died c. 910) was a Benedictine monk and later abbot at the abbey of Anisole.
He was the bishop of Séez for twenty-six years from 884.
He is noted in Catholic Encyclopedia for being the author of a work on the life and miracles of Saint Opportuna (Vita et miracula Sanctae Opportunae).