| Type: | Bishop |
| Appointed: | --> |
| Term Start: | April 9, 1948 |
| Term End: | January 19, 1971 |
| Retired: | --> |
| Predecessor: | Louis Janssens |
| Successor: | Position revoked |
| Joseph Julian Oste | |
| Archdiocese: | Roman Catholic Archdiocese of Shenyang |
| Ordination: | November 21, 1920 |
| Birth Date: | 28 March 1893 |
| Birth Place: | Zele, Flemish Region, Belgium |
| Death Place: | Belgium |
| Tomb: | --> |
| Religion: | Roman Catholic |
| Partner: | --> |
Joseph Julian Oste (; March 28, 1893 – January 19, 1971) was a Belgian Catholic priest, missionary, and Bishop of the Roman Catholic Diocese of Jehol between 1948 and 1971.[1]
Joseph Julian Oste was born in Zele, Flemish Region, Belgium, on March 28, 1893. He joined the CICM Missionaries in 1912. He was ordained a priest on November 21, 1920. He came to China to preach in 1921. After Louis Janssens's resignation, he was appointed Bishop of the Roman Catholic Diocese of Jehol. He was consecrated on October 28.
In December 1953, the Communist government expelled him from China, he arrived in British Hong Kong by a cruise ship from Tianjin and preached there for 17 years. He returned to Belgium in 1970.
On January 19, 1971, he died of leukemia, aged 77.