| Type: | Bishop |
| Honorific-Prefix: | Most Reverend |
| Giovanni Opizzoni | |
| Bishop of Belcastro | |
| Church: | Catholic Church |
| Diocese: | Diocese of Belcastro |
| Term: | 1418–1474 |
| Successor: | Raimondo Poerio |
| Death Date: | 1474 |
| Death Place: | Belcastro, Italy |
Giovanni Opizzoni (died 1474) was a Roman Catholic prelate who served as Bishop of Belcastro (1418–1474).[1]
On 24 April 1418, Giovanni Opizzoni was appointed during the papacy of Pope Martin V as Bishop of Belcastro.[2] He served as Bishop of Belcastro until his death in 1474.