| Jurisdiction: | Diocese |
| Zaria | |
| Latin: | Dioecesis Zariensis |
| Country: |  Nigeria |
| Territory: | portion of Kaduna State |
| Province: | Kaduna |
| Coordinates: | 11.1131°N 7.725°W |
| Area Km2: | 18,000 |
| Population: | 1,839,927 |
| Population As Of: | 2004 |
| Catholics: | 68,950 |
| Catholics Percent: | 3.7 |
| Denomination: | Catholic Church |
| Sui Iuris Church: | Latin Church |
| Rite: | Roman Rite |
| Cathedral: | Cathedral of Christ the King in Zaria |
| Bishop: | Rev. Habila Daboh |
| Suffragan: | for one --> |
| Archdeacon: | for one--> |
| Map: | Nigeria Kaduna State map.png |
| Website: | www.cathdiza-ng.org Official website of the diocese |
The Diocese of Zaria (Latin: Zarien(sis)) is a Latin Church ecclesiastical territory of diocese of the Catholic Church in Nigeria. The diocese's episcopal see is Zaria, Kaduna State. The Diocese of Zaria is a suffragan in the ecclesiastical province of the metropolitan Archdiocese of Kaduna in Nigeria.
On 5 December 2000, the Diocese of Zaria was established from the Metropolitan Archdiocese of Kaduna.Bishop George Jonathan Dodo was installed as the first Bishop of Zaria Diocese by Most Reverend Osbaldo Padila, the Papal Nuncio to Nigeria
The Cathedral is Cathedral of Christ the King in Zaria.
On September 21 2023, Pope Francis appointed Rev Fr Habila Daboh, current Rector of the Good Shepherd Major Seminary Kaduna as the new Bishop of the Diocese of Zaria, Nigeria.