The Roman Catholic Diocese of Joliet in Illinois

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Office of the Bishop

Bishops who have served the Joliet Diocese

Diocesan Ordinaries	Auxiliary Bishops
Bishop R. Daniel Conlon (2011-Present) Archbishop J. Peter Sartain (2006-2010) Bishop Joseph L. Imesch (1979-2006, Bishop Emeritus 2006-2015) Bishop Romeo R. Blanchette (1966-1979, Auxiliary Bishop 1965-1966) Bishop Martin D. McNamara (1948-1966)	Bishop Joseph M. Siegel (2009-Present) Bishop James E. Fitzgerald (2002-2003) Bishop Roger L. Kaffer (1985-2002) Bishop Raymond J. Vonesh (1968-1991) Bishop Daniel L. Ryan (1981-1983) Archbishop Daniel W. Kucera (1977-1980)