Roman Catholic Diocese of Belleville

Diocese of Belleville Diœcesis Bellevillensis
Cathedral of Saint Peter
Coat of arms
Location
Country	United States
Territory	28 counties in southern Illinois
Statistics
Area	11,678 sq mi (30,250 km2)
Population - Total - Catholics	(as of 2012) 902,000 118,900 (13.2%)
Parishes	101
Information
Denomination	Catholic
Sui iuris church	Latin Church
Rite	Roman Rite
Established	January 7, 1887 (137 years ago)
Cathedral	St. Peter's Cathedral
Patron saint	Immaculate Heart of Mary
Secular priests	98 (45 active)
Current leadership
Pope	Francis
Bishop	Michael G. McGovern
Metropolitan Archbishop	Blase J. Cupich
Bishops emeritus	Edward Braxton
Map
Website
diobelle.org

The Diocese of Belleville (Latin: Diœcesis Bellevillensis) is a Latin Church ecclesiastical territory, or diocese, of the Catholic Church in the Southern Illinois region of the United States. It is a suffragan see in the ecclesiastical province of the metropolitan Archdiocese of Chicago.

The mother church for the diocese is the Cathedral of Saint Peter in Belleville. Michael G. McGovern is the current bishop of Belleville.^[1]