| Type: | Bishop |
| Honorific-Prefix: | Most Reverend |
| Andrea Giustiniani | |
| Bishop of Isola | |
| Church: | Catholic Church |
| Term: | 1614–1617 |
| Predecessor: | Girolamo Palazzuoli |
| Successor: | Giovanni Antonio Massimo |
| Consecration: | 30 November 1614 |
| Consecrated By: | Giovanni Garzia Mellini |
| Birth Date: | 22 December 1572 |
| Birth Place: | Ajaccio, France |
| Death Date: | 27 November 1617 (age 44) |
| Death Place: | Isola, Italy |
Andrea Giustiniani, O.P. (22 December 1572 – 27 November 1617) was a Catholic prelate who served as Bishop of Isola (1614–1617).[1]
Andrea Giustiniani was born on 22 December 1572 in Ajaccio, France, and ordained a priest in the Order of Preachers.On 24 November 1614, he was appointed during the papacy of Pope Paul V as Bishop of Isola.On 30 November 1614, he was consecrated bishop by Giovanni Garzia Mellini, Cardinal-Priest of Santi Quattro Coronati, with Galeazzo Sanvitale, Archbishop Emeritus of Bari-Canosa, and Ulpiano Volpi, Archbishop of Chieti, serving as co-consecrators. He served as Bishop of Isola until his death on 27 November 1617.