Cook County Sheriff
Incumbent Tom Dart since December 2006
Term length	4 years
Inaugural holder	John H. Kinzie
Formation	1831

TheCook County Sheriff is thesheriff ofCook County,Illinois, heading theCook County Sheriff's Office.

Terms are currently four-years in length.

Sherriff		Term in office	Party	Notes	Cite
	John H. Kinzie	1831–1832		Appointed by governorJohn Reynolds	[1][2]
	Stephen R. Forbes	1832–1834		Cook County's first elected sheriff	[2][3]
	Silas W. Sherman	1834–1838	Democratic		[4]
	Isaac R. Gavin	1838–1840	Independent Democrat		[4][5]
	Ashbel Steele	1840–1842			[5]
	Samuel J. Lowe	1842–1846			[5]
	Isaac Cook	1846–1850			[5]
	William L. Church	1850–1852			[5]
	Cyrus Bradley	1852–1854			[5]
	James Andrew	1854–1855			[5]
	James Beach	1855–1856 (acting)			[5]
	John L. Wilson	1856–1858			[5]
	John Gray	1859–1860			[5]
	Anton C. Hesing	1860–1862	Republican		[5]
	David Hammond	1862–1864			[5]
	John A. Nelson	1864–1866			[5]
	John Lourie Beveridge	1866–1868	Republican		[6][7]
	Gustav Fischer	1868–1870		Absconded in 1869
	Benjamin L. Cleaves	1870		Simultaneouslyex officioCook County Coroner	[5]
	Timothy Bradley	1870–1872			[8]
	Charles Kern	1872–1878	Democratic		[8]
	John Hoffman	1878–1880	Republican		[8][9]
	Orrin L. Mann	1880–1882	Republican	Elected in 1880	[10]
	Seth Hanchett	1882–1886	Republican		[11][12]
	Canute R. Matson	1886–1890	Republican		[8]
	James H. Gilbert	1890–1894
	James Pease	1894–1898	Republican		[13]
	Ernest Magerstadt	1899–1902	Republican
	Thomas E. Barrett	1902–1906	Democratic		[14][15][16]
	Christopher Strassheim	1906–1910	Republican		[16]
	Michael Zimmer	1910–1914	Democratic		[16]
	John E. Traeger	1914–1918	Democratic		[16]
	Charles W. Peters	1918–1922	Republican		[1][16]
	Peter M. Hoffman	December 1922–December 26, 1926	Republican		[17][18][19]
	Charles E. Graydon	December 29, 1926–December 1928			[19]
	John E. Traeger	December 3, 1928–December 1930	Democratic	Had previously served as sheriff	[20][21]
	William D. Meyering	1930–1934	Democratic		[17][20]
	John Toman	1934–1938			[20]
	Thomas J. O'Brien	1938–1942	Democratic		[20]
	A. L. Brodie	1942–1943			[20]
	William J. Tuohy				[22]
	Elmer Michael Walsh	1946-1950	Republican	Elected in1946	[20]
	John E. Babb	1950–1954	Republican		[20][23]
	Joseph D. Lohman	1954–1958	Democrat		[20][23]
	Frank G. Sain	1958-1962	Democrat		[20][24]
	Richard B. Ogilvie	1962–1966	Republican		[20]
	Joseph I. Woods	1966–1970	Republican		[20]
	Richard Elrod	1970–1986	Democratic		[20]
	James E. O'Grady	1986–1990	Republican	Elected in1986; lost reelection in1990	[20]
	Michael F. Sheahan	1990–2006	Democratic	Elected in1990,1994,1998,2002	[20]
	Tom Dart	2006–present	Democratic	Elected in2006,2010,2014,2018,2022	[20]

• Sheriffs of Cook County, Illinois

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