| Honorific-Prefix: | Most Reverend |
| Giuseppe Eusanio | |
| Titular Bishop of Porphyreon | |
| Church: | Catholic Church |
| Predecessor: | Honuphrius Ippoliti |
| Successor: | Pierre Lambert Ledrou |
| Consecration: | 4 May 1670 |
| Consecrated By: | Giacomo Franzoni |
| Birth Date: | 1619 |
| Birth Place: | Prata d'Ansidonia, Italy |
| Death Date: | 23 April 1692 (age 73) |
| Previous Post: | Titular Bishop of Helenopolis in Bithynia (1669–1670) |
Giuseppe Eusanio (1619 - 23 April 1692) was a Roman Catholic prelate who served as Titular Bishop of Porphyreon (1672–1692) and Titular Bishop of Helenopolis in Bithynia (1669–1670).[1]
Giuseppe Eusanio was born in Prata d'Ansidonia, Italy in 1619 and ordained a priest in the Order of Saint Augustine. On 2 December 1669, he was appointed during the papacy of Pope Clement IX as Titular Bishop of Helenopolis in Bithynia. On 4 May 1670, he was consecrated bishop by Giacomo Franzoni, Bishop of Camerino, with Giambattista Spínola, Archbishop of Genoa, and Francesco Maria Febei, Titular Archbishop of Tarsus serving as co-consecrators. On 2 May 1672, he was appointed during the papacy of Pope Clement X as Titular Bishop of Porphyreon. He served as Titular Bishop of Porphyreon until his death on 23 April 1692.