Mary Elizabeth Harris Armor (sometimes spelled Armour; March 9, 1863 – November 6, 1950) was an American temperance leader.

[citation needed] Between 1903 and 1915, while serving in state and national offices with the WCTU, she lobbied for Congress to "protect women and children especially through prohibition legislation.

[3] Upon the passing of a State-wide prohibition law in 1907, the newspaper Atlanta Constitution described her as the voice "that aroused the Christian conscience of the State and put it on the march.

[9][10] The president of the Women's Christian Temperance Union New Zealand (WCTU NZ), Rachel Hull Don, organised a great welcome upon Dr. Armor's arrival in Wellington on 25 August 1922.

Together with other clubs, the WCTU NZ organised parties and receptions as well as a formal introduction to the Prime Minister.