| Type: | Bishop |
| Honorific-Prefix: | Most Reverend |
| Carlo Azzolini | |
| Bishop of Bagnoregio | |
| Church: | Catholic Church |
| Diocese: | Diocese of Bagnoregio |
| Term: | 1650–1671 |
| Predecessor: | Pietro Paolo Febei |
| Successor: | Vincenzo Candiotti |
| Consecration: | 2 Jan 1650 |
| Consecrated By: | Marcantonio Franciotti |
| Death Date: | 18 Apr 1671 |
Carlo Azzolini (died 1671) was a Roman Catholic prelate who served as Bishop of Bagnoregio (1650–1671).
On 9 Dec 1649, he was appointed during the papacy of Pope Innocent X as Bishop of Bagnoregio.On 2 Jan 1650, he was consecrated bishop by Marcantonio Franciotti, Cardinal-Priest of Santa Maria della Pace, with Giovanni Battista Rinuccini, Archbishop of Fermo, and Giambattista Spínola (seniore), Archbishop of Acerenza e Matera, serving as co-consecrators.He served as Bishop of Bagnoregio until his death on 18 Apr 1671.
While bishop, he was the principal co-consecrator: