Background
He was the son of Joshua Allen, 2nd Viscount Allen.
He was the son of Joshua Allen, 2nd Viscount Allen.
In 1744, he elected Grandmaster of the Grand Lodge of Ireland, a post he held for the next three years.
Allen was a Member of Parliament (Member of Parliament) for Carysfort from 1733 until 1742, when he succeeded his father as Viscount Allen.