Algernon William John Clotworthy Skeffington, 12th Viscount Massereene and 5th Viscount Ferrard, DSO was British Army officer and an Ulster Unionist member of the Senate of Northern Ireland from 1921 to 1929. During this period he served as Deputy Leader of the Senate and Parliamentary Secretary in the Department of the Prime Minister.

The Senate of Northern Ireland was the upper house of the Parliament of Northern Ireland created by the Government of Ireland Act 1920. It was abolished with the passing of the Northern Ireland Constitution Act 1973.