Roman Catholic Diocese of Steubenville

Diocese of Steubenville Dioecesis Steubenvicensis
Holy Name Cathedral
Coat of arms
Location
Country	United States
Territory	13 counties in Southeastern Ohio.
Ecclesiastical province	Cincinnati
Statistics
Area	5,913 sq mi (15,310 km2)
Population - Total - Catholics	(as of 2023) 481,411 28,339 (5.9%)
Parishes	50
Information
Denomination	Catholic
Sui iuris church	Latin Church
Rite	Roman Rite
Established	October 21, 1944 (79 years ago)
Cathedral	Holy Name Cathedral
Patron saint	Immaculate Heart of Mary
Secular priests	56 diocesan 30 (Religious Orders) 16 Permanent Deacons
Current leadership
Pope	Francis
Bishop	Sede vacante
Metropolitan Archbishop	Dennis Marion Schnurr
Apostolic Administrator	Edward M. Lohse
Vicar General	Very Rev. James M. Dunfee, V.G., MA, STL
Map
Website
diosteub.org

The Diocese of Steubenville (Latin: Dioecesis Steubenvicensis) is a Latin Church ecclesiastical territory, or diocese, of the Catholic Church covering thirteen counties in southeastern Ohio in the United States.

The Diocese of Steubenville is a suffragan diocese in the ecclesiastical province of the metropolitan Archdiocese of Cincinnati. The seat for the diocese is Holy Name Cathedral in Steubenville.