Eliza Clark Mangum was born 11 August 1827 in Greene County, Alabama to Daniel Clark (1800-1832) and Fairby Adair (1809-1836) and died 21 February 1859 Washington, Washington County, Utah Territory of unspecified causes. She married James Mitchell Mangum (1820-1888) 23 June 1842 in Itawamba County, Mississippi.
|Offspring of Eliza Clark Mangum and James Mitchell Mangum (1820-1888)|
|Joseph Daniel Mangum (1844-1846)||1844 Itawamba County, Mississippi, United States||1846 Mt. Pisgah, Union County, Iowa|
|James Harvey Mangum (1848-1919)|
|John William Mangum (1850-1927)||14 November 1850 Provo, Utah County, Utah, United States||19 March 1927 Colonia Juarez, Chihuahua, Mexico||Eliza Olive Hamblin (1857-1943)|
|Heber Clark Mangum (1852-1908)|
|Martha Jane Mangum (1855-1916)|
|Lydia Ann Mangum (1857-1919)|