| Type: | Bishop |
| Honorific-Prefix: | Most Reverend |
| Giovanni Fontana | |
| Bishop of Ferrara | |
| Church: | Catholic Church |
| Diocese: | Diocese of Ferrara |
| Term: | 1590–1611 |
| Predecessor: | Paolo Leoni |
| Successor: | Giambattista Leni |
| Consecration: | 11 September 1589 |
| Consecrated By: | Gaspare Visconti |
| Birth Date: | 1537 |
| Birth Place: | Vignola, Italy |
| Death Date: | 5 July 1611 (age 74) |
| Death Place: | Ferrara, Italy |
Giovanni Fontana (1537 - 5 July 1611) was a Roman Catholic prelate who served as Bishop of Ferrara (1590–1611)[1] and Titular Bishop of Nicopolis in Palaestina (1589–1590).[2]
Giovanni Fontana was born in Vignola, Italy in 1537.[3] On 11 September 1589, he was appointed during the papacy of Pope Sixtus V as Coadjutor Bishop of Ferrara and Titular Bishop of Nicopolis in Palaestina[4] On 11 September 1589, he was consecrated bishop by Gaspare Visconti, Archbishop of Milan, with Gerolamo Ragazzoni, Bishop of Bergamo, and Ludovico Taverna, Bishop of Lodi, serving as co-consecrators. On 7 August 1590, he succeeded as Bishop of Ferrara. He served as Bishop of Ferrara until his death on 5 July 1611.
While bishop, he was the principal consecrator of Alfonso Paleotti, Coadjutor Archbishop of Bologna (1591); and the principal co-consecrator of Orazio Giraldi, Bishop of Comacchio (1592), and Camillo Beccio, Bishop of Acqui (1599)