| Jurisdiction: | Diocese |
| Cheongju | |
| Latin: | Dioecesis Cheongiuensis |
| Local: | 청주교구 |
| Metropolitan: | Daegu |
| Territory: | North Chungcheong |
| Province: | Daegu |
| Area Km2: | 5,742 |
| Population: | 1,427,785 |
| Population As Of: | 2017 |
| Catholics: | 171,875 |
| Catholics Percent: | 12.0 |
| Parishes: | 79 |
| Denomination: | Roman Catholic |
| Rite: | Roman Rite |
| Established: | 23 June 1958 (years ago) |
| Bishop: | Simon Kim Jong-gang |
| Bishop Title: | Bishop |
| Metro Archbishop: | Thaddeus Cho Hwan-kil |
| Emeritus Bishops: | Gabriel Chang Bong-hun |
| Map: | Diocese of Cheongju.svg |
| Website: | Website of the Diocese |
The Roman Catholic Diocese of Cheongju (Latin: Dioecesis Cheongiuensis) is a diocese of the Latin Church of the Catholic Church located in Cheongju, South Korea. The diocese is suffragan to the Archdiocese of Daegu. The current bishop is Gabriel Chang Bong-hun, appointed in 1999.
On 23 June 1958, Pope Pius XII erected the Apostolic Vicariate of Cheongju. It was elevated to a diocese by Pope John XXIII on 10 March 1962.[1] [2]