| Jurisdiction: | Apostolic Vicariate |
| Jian'ou | |
| Local: | 天主教建瓯监牧区 |
| Latin: | Apostolica Praefectura Kienovensis |
| Country: | China |
| Territory: | Jian'ou, Wuyishan, Pucheng County, Songxi County, Zhenghe County, and Jianyang District of Nanping, Fujian |
| Province: | Immediately subject to the Holy See |
| Rite: | Latin Rite |
| Cathedral: | Cathedral in Jian'ou |
| Bishop: | Peter Lin Jiashan |
The Apostolic Prefecture of Jian'ou is an apostolic prefecture located in the city of Jian'ou that is immediately subject to the Holy See. On 8 January 1938, the Apostolic Vicariate of Jian'ou was established and placed under the care of the Dominican Order. In 1950, there were around 1450 faithful in the jurisdiction.