| Type: | Bishop |
| Douglas Joseph Warren | |
| Bishop of Wilcannia-Forbes | |
| Church: | Roman Catholic Church |
| See: | Diocese of Wilcannia-Forbes |
| Term: | 1967 - 1994 |
| Predecessor: | Thomas Martin Fox |
| Successor: | Barry Francis Collins |
| Ordination: | 20 December 1942 |
| Ordained By: | Pietro Cardinal Fumasoni Biondi |
| Consecration: | 27 July 1964 |
| Consecrated By: | Norman Thomas Cardinal Gilroy |
| Birth Date: | 21 March 1919 |
Douglas Joseph Warren (21 March 1919 – 6 February 2013) was an Australian bishop of the Roman Catholic Church. At the time of his death he was, at the age of 93, the oldest Australian Roman Catholic bishop.[1]
Warren was born in Canowindra, New South Wales, Australia and ordained a priest 20 December 1942, in the Diocese of Wilcannia-Forbes. He was appointed auxiliary bishop of the same diocese, as well as titular bishop of Aquae Novae in Numidia, 16 June 1964, and ordained a bishop by Cardinal Sir Norman Thomas Gilroy 27 July 1964 and co-consecrators Bishop Bryan Gallagher of Port Pirie and Bishop Bernard Stewart of Sandhurst. He was appointed the diocesan bishop 26 September 1967, and held the post until his retirement, 30 March 1994.