| Type: | Bishop |
| Honorific-Prefix: | Most Reverend |
| Giulio Monterenzi | |
| Bishop of Faenza | |
| Church: | Catholic Church |
| Diocese: | Diocese of Faenza |
| Term: | 1618–1623 |
| Predecessor: | Erminio Valenti |
| Successor: | Marco Antonio Gozzadini |
| Consecration: | 7 October 1618 |
| Consecrated By: | Giovanni Garzia Mellini |
| Death Date: | 23 May 1623 |
| Death Place: | Faenza, Italy |
Giulio Monterenzi (died 23 May 1623) was a Roman Catholic prelate who served as Bishop of Faenza (1618–1623).[1]
On 1 October 1618, Giulio Monterenzi was appointed during the papacy of Pope Paul V as Bishop of Faenza.On 7 October 1618, he was consecrated bishop by Giovanni Garzia Mellini, Cardinal-Priest of Santi Quattro Coronati, with Ulpiano Volpi, Archbishop Emeritus of Chieti, and Francesco Sacrati (cardinal), Titular Archbishop of Damascus, serving as co-consecrators. He served as Bishop of Faenza until his death on 23 May 1623.