b. 1 August 1833
- Father: James Gabriel Harrison b. 19 May 1776, d. 9 September 1863
- Mother: Elizabeth York b. circa 1796, d. 26 March 1870
- Mary Harrison was born on 1 August 1833 in Logan County, Kentucky.
- James Gabriel Harrison and Elizabeth York appeared in the US federal census of 1 June 1840 in Todd County, Kentucky. Other (counted but unnamed) members of the household apparently included Mary Harrison, Henry Elyjah Hice Harrison, Augustus Harrison, John Gabriel Harrison, James Richard Harrison, Sarah Ann Elizabeth Harrison and Louisa Jane Ellen Harrison.
- She married John Cannon circa 1847 in Logan County, Kentucky.
- Last Edited: 19 Sep 2007