Note: This is just one of 1,130 family groupings listed on The Political Graveyard web site. These families each have three or more politician members, all linked together by blood, marriage or adoption.

These groupings — even the names of the groupings, and the areas of main activity — are the result of a computer algorithm working with the data I have, not the choices of any historian or genealogist.

	George Wythe McCook (c.1820-1877) — also known as George W. McCook — of Steubenville, Jefferson County, Ohio. Born about 1820. Democrat. Ohio state attorney general, 1854-56; delegate to Democratic National Convention from Ohio, 1860; colonel in the Union Army during the Civil War. Died in 1877 (age about 57 years). Interment at Union Cemetery, Steubenville, Ohio.   Relatives: Brother of Edwin Stanton McCook (1837-1873); first cousin of Edward Moody McCook and Anson George McCook.   Political family: McCook family of Steubenville, Ohio.
	Edward Moody McCook (1833-1909) — also known as Edward M. McCook — of Colorado. Born in Steubenville, Jefferson County, Ohio, June 15, 1833. Republican. Member of Kansas territorial House of Representatives, 1859; general in the Union Army during the Civil War; U.S. Minister to Hawaiian Islands, 1866-68; Governor of Colorado Territory, 1869-73, 1874-75; member of Republican National Committee from Colorado Territory, 1872-. Died of Bright's disease, in Chicago, Cook County, Ill., September 9, 1909 (age 76 years, 86 days). Interment at Union Cemetery, Steubenville, Ohio.   Relatives: Brother of Anson George McCook; married to Mary Thompson (sister-in-law of Charles Adams); first cousin of George Wythe McCook (1820?-1877) and Edwin Stanton McCook.   Political family: McCook family of Steubenville, Ohio.   See also U.S. State Dept career summary
	Anson George McCook (1835-1917) — also known as Anson G. McCook — of New York, New York County, N.Y. Born in Steubenville, Jefferson County, Ohio, October 10, 1835. Republican. General in the Union Army during the Civil War; lawyer; U.S. Representative from New York 8th District, 1877-83; delegate to Republican National Convention from New York, 1884. Died in New York City (unknown county), N.Y., December 30, 1917 (age 82 years, 81 days). Interment at Union Cemetery, Steubenville, Ohio.   Relatives: Brother of Edward Moody McCook (1833-1909); first cousin of George Wythe McCook and Edwin Stanton McCook.   Political family: McCook family of Steubenville, Ohio.   See also congressional biography — Govtrack.us page
	Edwin Stanton McCook (1837-1873) — Born in Carrollton, Carroll County, Ohio, March 26, 1837. General in the Union Army during the Civil War; secretary of Dakota Territory, 1872-73; died in office 1873. Member, Freemasons. Shot and killed by Peter P. Wintermute, a banker and political adversary, at a saloon in Yankton, Yankton County, Dakota Territory (now S.Dak.), September 11, 1873 (age 36 years, 169 days). Interment at Spring Grove Cemetery, Cincinnati, Ohio.   Relatives: Brother of George Wythe McCook; first cousin of Edward Moody McCook (1833-1909) and Anson George McCook.   Political family: McCook family of Steubenville, Ohio.   McCook County, S.Dak. is named for him.
	Charles Adams (1845-1895) — also known as Karl Adam Schwanbeck — of Colorado Springs, El Paso County, Colo.; Manitou Springs, El Paso County, Colo. Born in Pomerania, Germany, December 19, 1845. Served in the Union Army during the Civil War; U.S. Minister to Bolivia, 1880-82. Member, Freemasons. Killed in the disaster at the Gumry Hotel, when a boiler explosion caused most of the building to collapse and burn, killing 22 people, in Denver, Colo., August 19, 1895 (age 49 years, 243 days). Interment at Crystal Valley Cemetery, Manitou Springs, Colo.   Relatives: Son of Karl Heinrich Schwanbeck and Maria J. (Markman) Schwanbeck; married to Margaret (Thompson) Phelps (sister-in-law of Edward Moody McCook (1833-1909)).   Political family: McCook family of Steubenville, Ohio.   See also Wikipedia article — U.S. State Dept career summary — Find-A-Grave memorial