Sigismondo Isei (1 May 1620 – September 1670) was a Roman Catholic prelate who served as Bishop of Comacchio (1655–1670).
[1] Sigismondo Isei was born in Cesene, Italy on 1 May 1620 and ordained a priest on 16 September 1645.
[2] On 30 August 1655, he was appointed during the papacy of Pope Alexander VII as Bishop of Comacchio.
[1][2] On 12 September 1655, he was consecrated bishop by Giovanni Battista Maria Pallotta, Cardinal-Priest of San Pietro in Vincoli, Patrizio Donati, Bishop Emeritus of Minori, Taddeo Altini, Bishop of Civita Castellana e Orte, serving as co-consecrators.
This article about a 17th-century Italian Catholic bishop or archbishop is a stub.