List of justices of the Iowa Supreme Court explained

Following is a list of justices of the Iowa Supreme Court.^[1]

Judge	County	Began active service	Ended active service
	Dubuque	January 1, 1876	December 31, 1887
	Greene	January 1, 1925	December 31, 1936
	Polk	July 18, 1978	June 30, 1982
	Woodbury	January 1, 1933	December 31, 1938
	Kossuth	November 13, 1987	October 1, 1998
	Warren	October 16, 2006	July 13, 2022
	Harrison	September 15, 1920	September 14, 1925
	Linn	April 4, 2008	December 31, 2010
	Pottawattamie	January 11, 1860	December 31, 1863
	Lee	January 1, 1868	December 31, 1891
	Dubuque	September 20, 1965	March 31, 1972
	Polk	July 2, 1902	July 9, 1908
	Cerro Gordo	September 27, 1932 January 1, 1939	December 5, 1932 April 16, 1962
	Webster	October 6, 1998	November 16, 2019
	Linn	August 14, 1982	October 16, 2006
	Shelby	September 4, 2018	Incumbent
	Clinton	October 21, 1932 April 17, 1933	December 4, 1932 December 3, 1934
	Polk	March 1, 1864	January 19, 1876
	Fremont	September 1, 1870	December 31, 1883
	Montgomery	May 8, 1894	February 26, 1917
	Polk	January 1, 1921	December 31, 1932
	Scott	January 1, 1864	December 31, 1869
	Scott	January 1, 1933	December 31, 1938
	Franklin	September 17, 1908	December 31, 1934
	Webster	January 1, 1921	December 31, 1932
	Story	January 1, 1941	November 2, 1969
	Wayne	December 15, 1958	December 31, 1960
	Plymouth	January 1, 1913	August 3, 1920
	Polk	March 12, 1889	December 31, 1901
	Allamakee	January 1, 1889	December 31, 1900
	Dubuque	November 1, 1847	January 9, 1855
	Linn	February 1, 1929	September 15, 1932
	Louisa	January 1, 1939	December 9, 1950
	Des Moines	February 15, 1854	January 15, 1855
	Keokuk	January 1, 1935	December 31, 1940
	Greene	January 11, 1972	July 29, 1999
	Muscatine	January 26, 1848	January 14, 1849
	Marion	October 3, 1946	August 31, 1965
	Woodbury	August 1, 2006	December 13, 2018
	Linn	January 16, 1855	June 2, 1856
	Lee	June 12, 1847	February 15, 1854
	Woodbury	April 30, 1927	December 31, 1934
	Tama	January 1, 1892	December 31, 1897
	Dubuque	January 1, 1933	December 31, 1938
	O'Brien	January 1, 1897	December 31, 1920
	Shelby	September 1, 1978	May 31, 2008
	Johnson	February 3, 1953	April 1, 1971
	Polk	February 12, 1986	September 30, 2006
	Scott	July 5, 1967	February 26, 1983
	Kossuth	September 3, 1958	December 15, 1958
	Lee	January 12, 1860	December 31, 1867
	Polk	February 23, 2011	Incumbent
	Audubon	January 1, 1943	January 1, 1953
	Des Moines	December 28, 1846^[2]		June 11, 1847^[3]
	Cerro Gordo	July 19, 1965	June 14, 1978
	Polk	July 27, 2022	Incumbent
	Johnson	January 1, 1901	December 31, 1912
	Polk	April 12, 1972	January 31, 1986
	Polk	April 3, 2020	Incumbent
	Polk	February 20, 2019	Incumbent
	Wapello	August 15, 1978	November 9, 2000
	Johnson	September 14, 1870	December 31, 1875
	Polk	January 1, 1939	September 30, 1946
	Shelby	December 27, 1937	December 13, 1938
	Webster	December 6, 1932	December 31, 1942
	Polk	April 17, 1962	August 2, 1978
	Palo Alto	October 1, 1925	October 15, 1932
	Webster	January 1, 1943	October 11, 1955
	Scott	August 4, 1986	July 11, 2003
	Linn	January 28, 2020	Incumbent
	Woodbury	December 14, 1938	October 1, 1962
	Polk	January 1, 1935	December 16, 1937
	Pottawattamie	November 3, 1955	June 30, 1965
	Crawford	December 4, 1934	February 14, 1936
	Mahaska	January 1, 1913	December 31, 1924
	Woodbury	July 19, 1965	August 17, 1978
	Pottawattamie	January 1, 1884	February 28, 1889
	Jones	November 13, 1969	August 2, 1980
	Clarke	May 1, 1971	October 1, 1987
	Montgomery	January 1, 1935	December 31, 1940
	Buena Vista	January 1, 1888	December 31, 1889
	Cedar	February 24, 1876	December 31, 1896
	Bremer	January 1, 1937	December 31, 1942
	Carroll	January 1, 1915	December 31, 1920
	Johnson	August 19, 1980	September 6, 1993
	Mahaska	February 27, 1876	December 31, 1888
	Cerro Gordo	January 1, 1900	December 31, 1912
	Dubuque	January 1, 1943	June 10, 1958
	Ida	October 8, 1987	August 18, 2001
	Ida	January 1, 1961	March 4, 1970
	Fremont	May 1, 1917	December 31, 1934
	Tama	February 15, 1936	December 31, 1942
	Des Moines	June 3, 1856	June 9, 1860
	Lucas	August 19, 2001	December 31, 2010
	Lucas	October 15, 1962	November 8, 1971
	Polk	September 7, 1993	December 31, 2010
	Linn	January 1, 1951	June 30, 1965
	Black Hawk	January 1, 1959	May 9, 1967
	Franklin	March 10, 1970	May 22, 1986
	Polk	December 5, 1932	April 16, 1933
	Appanoose	November 15, 1923	September 3, 1927
	Keokuk	September 6, 1927	December 31, 1932
	Scott	January 1, 1898	June 18, 1902
	Scott	February 23, 2011	Incumbent
	Hardin	January 1, 1902	November 6, 1923
	Lucas	January 1, 1941	December 31, 1958
	Polk	October 7, 2003	March 13, 2020
	Muscatine	December 28, 1846 January 15, 1849	January 25, 1848 January 11, 1855
	Clayton	January 18, 1870	September 14, 1870
	Dubuque	December 28, 1846	October 31, 1847
	Henry	April 19, 1913	December 31, 1914
	Woodbury	March 11, 1983	August 12, 1987
	Muscatine	January 9, 1855	January 11, 1860
	Van Buren	January 5, 1855 June 26, 1860	January 11, 1860 September 1, 1870
	Black Hawk	February 23, 2011	September 3, 2018

Notes and References

1. Web site: Past Iowa Supreme Court Justices . https://web.archive.org/web/20141022124604/http://www.iowacourts.gov/For_the_Public/Court_Structure/Iowa_Courts_History/Past_Iowa_Supreme_Court_Justices/ . 2014-10-22 . dead . Iowa Judicial Branch . February 2, 2015.
2. The Supreme Court of the Territory of Iowa was established in 1838, with three judges - Charles Mason, Joseph Williams, and Thomas S. Wilson. All three then became the first three justices of the Iowa Supreme Court upon statehood, on December 28, 1846. State Historical Society of Iowa, "Iowa's Supreme Court", The Annals of Iowa, Vol 26, No. 1 (Summer 1944), p. 5-6.
3. The Iowa Judicial Branch biography of Charles Mason lists him as "Chief Justice of the Iowa Territorial Supreme Court from 1838 and as the first chief justice of the State Supreme Court until he resigned in June 1847".