| Type: | Bishop |
| Honorific-Prefix: | Most Reverend |
| Didier Palleti | |
| Bishop of Nice | |
| Church: | Catholic Church |
| Diocese: | Bishop of Nice |
| Term: | 1644–1658 |
| Predecessor: | Giacomo Marenco |
| Successor: | Giacinto Solaro di Moretta |
| Consecration: | 18 Dec 1644 |
| Consecrated By: | Marcantonio Franciotti |
| Birth Date: | 1587 |
| Birth Place: | Verceil, France |
| Death Date: | 18 Sep 1658 (age 71) |
Didier Palleti, C.R.L. (1587–1658) was a Roman Catholic prelate who served as Bishop of Nice (1644–1658).
Didier Palleti was born in 1587 in Verceil, France and ordained a priest in the Canons Regular of the Lateran.On 28 Nov 1644, he was appointed during the papacy of Pope Innocent X as Bishop of Nice.On 18 Dec 1644, he was consecrated bishop by Marcantonio Franciotti, Bishop of Lucca, with Alfonso Pandolfi, Bishop of Comacchio, and Gregorio Panzani, Bishop of Mileto, with serving as co-consecrators.He served as Bishop of Nice until his death on 18 Sep 1658.