| Type: | Bishop |
| Honorific-Prefix: | Most Reverend |
| Horatius Ondedei | |
| Bishop of Urbania e Sant'Angelo in Vado | |
| Church: | Catholic Church |
| Diocese: | Diocese of Urbania and Sant'Angelo in Vado |
| Term: | 1684–1688 |
| Predecessor: | Onorato Onorati |
| Successor: | Pietro Barugi |
| Consecration: | 16 April 1684 |
| Consecrated By: | Alessandro Crescenzi (cardinal) |
| Birth Date: | 9 February 1630 |
| Birth Place: | Gubbio, Italy |
| Death Date: | March 1688 (age 58) |
| Nationality: | Italian |
Horatius Ondedei (9 February 1630 – March, 1688) was a Roman Catholic prelate who served as Bishop of Urbania e Sant'Angelo in Vado (1684–1688).[1] [2] [3] [4]
Horatius Ondedei was born in Gubbio, Italy on 9 February 1630. He was ordained a deacon on 2 February 1684 and ordained a priest on 6 February 1684. On 10 April 1684, he was appointed during the papacy of Pope Innocent XI as Bishop of Urbania e Sant'Angelo in Vado. On 16 April 1684, he was consecrated bishop by Alessandro Crescenzi (cardinal), Cardinal-Priest of Santa Prisca, with Giacomo Altoviti, Titular Patriarch of Antioch, and Odoardo Cibo, Titular Archbishop of Seleucia in Isauria, serving as co-consecrators. He served as Bishop of Urbania e Sant'Angelo in Vado until his death in March 1688.