First Bishop of Rockford
Most Rev. Peter James Muldoon, D.D.
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Appointed: Sept. 28, 1908
Installed: Dec. 15, 1908
Died: Oct. 8, 1927
Third Bishop of Rockford
Most Rev. John Joseph Boylan, D.D., Ph.D.
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Appointed: Nov. 21, 1942
Installed: Feb. 24, 1943
Died: July 19, 1953
Fifth Bishop of Rockford
Right Rev. Donald Martin Carroll, D.D.
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Appointed: June 27, 1956
Resigned due to ill health: Sept. 25, 1956
Died: Jan. 3, 2002
Seventh Bishop of Rockford
Most Rev. Arthur Joseph O’Neill, D.D., V.G.
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Appointed: Aug. 19, 1968
Installed: Oct. 11, 1968
Died: April 27, 2013
Ninth Bishop of Rockford
Most Rev. David J. Malloy, D.D., J.C.L., S.T.D.
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Appointed: March 20, 2012
Installed: May 10, 2012
Second Bishop of Rockford
Most Rev. Edward Francis Hoban, D.D., S.T.D. 
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Appointed: Feb. 10, 1928
Installed: May 15, 1928
Died: Sept. 22, 1966
Fourth Bishop of Rockford
Most Rev. Raymond Peter Hillinger, D.D.
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Appointed: Nov. 3, 1953
Installed: Jan. 14, 1954
Died: Nov. 13, 1971
Sixth Bishop of Rockford
Most Rev. Loras Thomas Lane, D.D., J.C.D.
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Appointed: Oct. 11, 1956
Installed: Nov. 20, 1956
Died: July 22, 1968
Eighth Bishop of Rockford
Most. Rev. Thomas George Doran, D.D., J.C.D.
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Appointed: April 19, 1994
Installed: June 24, 1994
Died: September 1, 2016
