Diocese of Sioux City, USA 🇺🇸

Continent: North America

Rite: Roman (Latin)

Type: Diocese Diocese

Name: Sioux City / Siopolitan(us) (Latin)

Ecclesiastical Province: Dubuque

Neighbouring Dioceses: Omaha (↙), Sioux Falls (↖), Winona–Rochester (↗), Dubuque (→), Des Moines (↓)

Depends on: Dicastery for Bishops

Website:

Celebrations

Patron Saint: Our Lady of Guadalupe (December 12), St. Joseph the Worker (May 1)

Cathedral Dedication Anniversary: November 10

Liturgical Calendar 📅

History

1902.01.15: Established as Diocese of Sioux City / Siopolitan(us) (Latin) (from Metropolitan Archdiocese of Dubuque and became suffragan of Dubuque)

Contact Info

Address: 1821 Jackson St., P.O. Box 3379, Sioux City, IA 51102-3379, USA

Phone: +1 (712) 233-7512

Present Prelates

Bishop (2025.02.12 – ...):

Bishop John Edward Keehner (60)

Ordinaries

Bishops of Sioux City (Roman Rite)

Bishop John Edward Keehner (60)
(2025.02.12 – ...)

Bishop of Sioux City (USA)

He must increase, I must decrease

Born:	1965.11.19 (Youngstown, OH, USA)
Ordained Priest:	1993.06.12
Consecrated Bishop:	2025.05.01

Priest of Youngstown (USA) (1993.06.12 – 2025.02.12)

Bishop of Sioux City (USA) (2025.02.12 – ...)

Bishop Ralph Walker Nickless (78)
(2005.11.10 – 2025.02.12)

Bishop emeritus of Sioux City (USA)

Speak the truth in love

Born:	1947.05.28 (Denver, CO, USA)
Ordained Priest:	1973.08.04
Consecrated Bishop:	2006.01.20

Priest of Denver (USA) (1973.08.04 – 2005.11.10)

Bishop of Sioux City (USA) (2005.11.10 – 2025.02.12)

Bishop Daniel Nicholas DiNardo (76) (later Cardinal)
(1998.11.28 – 2004.01.16)

Cardinal-Priest of S. Eusebio
Apostolic Administrator of Amarillo (USA)
Metropolitan Archbishop emeritus of Galveston–Houston (USA)

Ave crux spes unica

Born:	1949.05.23 (Steubenville, OH, USA)
Ordained Priest:	1977.07.16
Consecrated Bishop:	1997.10.07
Created Cardinal:	2007.11.24

Priest of Pittsburgh (USA) (1977.07.16 – 1997.08.19)

Chaplain of His Holiness (1989.05.23 – 1997.08.19)

Coadjutor Bishop of Sioux City (USA) (1997.08.19 – 1998.11.28)

Bishop of Sioux City (USA) (1998.11.28 – 2004.01.16)

Coadjutor Bishop of Galveston–Houston (USA) (2004.01.16 – 2004.12.29)

Coadjutor Archbishop of Galveston–Houston (USA) (2004.12.29 – 2006.02.28)

Metropolitan Archbishop of Galveston–Houston (USA) (2006.02.28 – 2025.01.20)

Cardinal-Priest of S. Eusebio (2007.11.24 [2008.02.20] – ...)

Vice-President of United States Conference of Catholic Bishops (2013.11.14 – 2016.11.15)

Member of Council for the Economy (2014.03.08 – 2019.03.08)

President of United States Conference of Catholic Bishops (2016.11.15 – 2019.11.12)

Apostolic Administrator of Amarillo (USA) (2026.02.14 – ...)

Bishop Lawrence Donald Soens
(1983.06.15 – 1998.11.28)

Born:	1926.08.26 (Iowa City, IA, USA)
Ordained Priest:	1950.05.06
Consecrated Bishop:	1983.08.17
Died:	2021.11.01 (Sioux City, IA, USA † 95)

Bishop of Sioux City (USA) (1983.06.15 – 1998.11.28)

Bishop Frank Henry Greteman
(1970.10.15 – 1983.06.15)

Born:	1907.12.25 (Willey, IA, USA)
Ordained Priest:	1932.12.08
Consecrated Bishop:	1965.05.26
Died:	1987.03.21 (Palm Beach, FL, USA † 79)

Titular Bishop of Vissalsa (1965.04.14 – 1970.10.15)

Auxiliary Bishop of Sioux City (USA) (1965.04.14 – 1970.10.15)

Bishop of Sioux City (USA) (1970.10.15 – 1983.06.15)

Bishop Joseph Maximilian Mueller
(1948.09.20 – 1970.10.15)

Born:	1894.12.01 (St. Louis, MO, USA)
Ordained Priest:	1919.06.14
Consecrated Bishop:	1947.10.16
Died:	1981.08.09 (Sioux City, IA, USA † 86)

Titular Bishop of Sinda (1947.08.20 – 1948.09.20)

Coadjutor Bishop of Sioux City (USA) (1947.08.20 – 1948.09.20)

Bishop of Sioux City (USA) (1948.09.20 – 1970.10.15)

Titular Bishop of Simitthu (1970.10.20 – 1971.01.13)

Bishop Edmond Heelan
(1920.03.08 – 1948.09.20)

Born:	1868.02.05 (Knockaney, Ireland)
Ordained Priest:	1890.06.24
Consecrated Bishop:	1919.04.08
Died:	1948.09.20 (Sioux City, IA, USA † 80)

Titular Bishop of Gerasa (1918.12.21 – 1920.03.08)

Auxiliary Bishop of Sioux City (USA) (1918.12.21 – 1920.03.08)

Bishop of Sioux City (USA) (1920.03.08 – 1948.09.20)

Bishop Philip Joseph Garrigan
(1902.03.21 – 1919.10.14)

Born:	1840.09.08 (Whitegate, Ireland)
Ordained Priest:	1870.06.11
Consecrated Bishop:	1902.05.25
Died:	1919.10.14 (Sioux City, IA, USA † 79)

Bishop of Sioux City (USA) (1902.03.21 – 1919.10.14)

Former Prelates

Coadjutor Bishop: Bishop Daniel Nicholas DiNardo (76) (later Cardinal) (1997.08.19 – 1998.11.28)
Coadjutor Bishop: Bishop Joseph Maximilian Mueller (1947.08.20 – 1948.09.20)
Coadjutor Bishop: Bishop Thomas Lawrence Noa (1946.02.22 – 1947.08.25)
Auxiliary Bishop: Bishop Frank Henry Greteman (1965.04.14 – 1970.10.15)
Auxiliary Bishop: Bishop Edmond Heelan (1918.12.21 – 1920.03.08)

Special Churches

Cathedral: Cathedral of the Epiphany, Sioux City, Iowa
Jubilee Churches in the Holy Year 2025

Churches by City (118)

Omaha (↙), Sioux Falls (↖), Winona–Rochester (↗), Dubuque (→), Des Moines (↓)

Statistics (2022.12.31)

Area: 37,164 km²

Population: 87,200 Catholics (18.9% of 461,541 total)

Pastoral Centres: 53 parishes, 7 missions

Personnel: 83 priests (80 diocesan, 3 religious), 58 deacons, 148 religious (3 brothers, 145 sisters), 6 seminarians