| Type: | Bishop |
| Honorific-Prefix: | Most Reverend |
| Domingo de Oña | |
| Bishop of Gaeta | |
| Church: | Catholic Church |
| Diocese: | Diocese of Gaeta |
| Term: | 1605–1626 |
| Predecessor: | Giovanni de Gantes |
| Successor: | Jacinto del Cerro |
| Consecration: | 9 December 1601 |
| Consecrated By: | Domenico Ginnasi |
| Birth Date: | 1560 |
| Birth Place: | Burgos, Spain |
| Death Date: | 13 October 1626 (age 66) |
| Death Place: | Gaeta, Italy |
Domingo de Oña, O. de M. or Pedro de Oña (1560 – 13 October 1626) was a Roman Catholic prelate who served as Bishop of Gaeta (1605–1626)[1] and Bishop of Coro (1601–1605).[2]
Domingo de Oña was born in Burgos, Spain in 1560 and ordained a priest in the Order of the Blessed Virgin Mary of Mercy.[3] [4] On 27 August 1601, he was appointed during the papacy of Pope Clement VIII as Bishop of Coro.On 9 December 1601, he was consecrated bishop by Domenico Ginnasi, Archbishop of Manfredonia. On 27 June 1605, he was appointed during the papacy of Pope Paul V as Bishop of Gaeta.He served as Bishop of Gaeta until his death on 13 October 1626.
While bishop, he was the principal co-consecrator of:
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