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John S. Siemianowski (born May 26, 1960) is an American priest of the Catholic Church who was appointed as auxiliary bishop for the Archdiocese of Chicago in 2024.

Early life

Siemianowski was born in Chicago on May 26, 1960 at the family of the Polish immigrants. He earned a degree in environmental sciences from Southern Illinois University. He went on to attend Mundelein Seminary. Siemianowski was ordained to the priesthood for the Archdiocese of Chicago on May 20, 1989.

Episcopacy

Pope Francis appointed Siemianowski auxiliary bishop for the Archdiocese of Chicago, assigning him the titular see of Gratianopolis on December 20, 2024. Siemianowski is scheduled to be consecrated as a bishop in early 2025.

See also

• Catholic Church hierarchy
• Catholic Church in the United States
• Historical list of the Catholic bishops of the United States
• List of Catholic bishops of the United States
• Lists of patriarchs, archbishops, and bishops

References

1. "Ks. Robert Fedek i ks. John Siemianowski zostaną biskupami pomocniczymi Archidiecezji Chicagowskiej". DS (in Polish).
2. ^ "Resignations and Appointments, 20.12.2024". Retrieved December 20, 2024.
3. "Pope Francis Names New Auxiliary Bishops of Chicago". Retrieved December 20, 2024.
4. "Pope Francis Names Five New Auxiliary Bishops for the Archdiocese of Chicago". Retrieved December 20, 2024.
5. "Pope Francis Names Five New Auxiliary Bishops for the Archdiocese of Chicago". Archdiocese of Chicago.

External links

• Roman Catholic Archdiocese of Chicago Official Site

• Biography
• Catholicism
• Illinois

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v t e Clergy of the Archdiocese of Chicago Auxiliary bishops Alfred Leo Abramowicz Mark Andrew Bartosic Kevin M. Birmingham Robert Gerald Casey Edwin Michael Conway William Edward Cousins Michael Dempsey Gustavo García-Siller John R. Gorman Raymond E. Goedert Thomas Joseph Grady Wilton Daniel Gregory Jeffrey S. Grob Nevin William Hayes Ronald Aldon Hicks Raymond Peter Hillinger Edward Francis Hoban Thad J. Jakubowski Francis J. Kane Gerald Frederick Kicanas Jerome E. Listecki Robert J. Lombardo Timothy Joseph Lyne John R. Manz Alexander Joseph McGavick William Edward McManus William David O'Brien John L. May George V. Murry Cletus F. O'Donnell Thomas Paprocki Joseph N. Perry George J. Rassas Plácido Rodriguez Alberto Rojas Bernard James Sheil John George Vlazny Andrew Peter Wypych Priests who became bishop elsewhere Peter Joseph Baltes Robert Emmet Barron Romeo Roy Blanchette Stanislaus Vincent Bona Edward Braxton Maurice Francis Burke Edmund Michael Dunne Edward Joseph Dunne Edward Egan James Aloysius Griffin William Richard Griffin John Richard Keating James Patrick Keleher Moses E. Kiley Francis Joseph Magner Paul Marcinkus John McMullen Martin Dewey McNamara Peter Muldoon William Aloysius O'Connor Thomas Joseph Murphy Ernest John Primeau Paul Peter Rhode Patrick William Riordan Edward James Slattery Louis Tylka Raymond James Vonesh Aloysius John Wycisło Priests John George Alleman Thaddeus J. Butler Donald Martin Carroll George Clements Daniel Coughlin John Joseph Egan Andrew Greeley George G. Higgins Reynold Henry Hillenbrand Michael Pfleger Jeremiah J. Rodell
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