Casola, Pietro an Italian theologian, was born at Milan. He became canon of the cathedral at Milan, and died there in 1507. His works are, Liber Litaniarum Triduanarum (Milan, 1494): —Rationale Corimoniarum Missae Ambrosiance (ibid. 1498, 4to): — Ceremoniale Missae Ambrosiance (ibid. 1499). See Hoefer, Nouv. Biog. Géneralé, s.v.