| Jurisdiction: | Diocese |
| Zhoucun | |
| Latin: | Dioecesis Ceuziienensis |
| Border: | Catholic |
| Denomination: | Catholic Church |
| Sui Iuris Church: | Latin Church |
| Country: | China |
| Metropolitan: | Jinan |
| Province: | Jinan |
| Rite: | Latin liturgical rites |
| Cathedral: | Cathedral in Zhoucun, Shandong |
| Area Km2: | 5,000 |
| Population: | 3,000,000 |
| Population As Of: | 1950 |
| Catholics: | 29,411 |
| Catholics Percent: | 1.0 |
| Bishop: | Joseph Yang Yongqiang |
| Metro Archbishop: | Joseph Zhang Xianwang |
The Diocese of Zhoucun (Chowtsun) (la|Dioecesis Ceuziienensis,) is a Latin Catholic diocese of the Catholic Church located in Zhoucun (Zibo) in the ecclesiastical province of Jinan in China.