Joshua Allen, 2nd Viscount Allen, LLD (17 September 1685 – 5 December 1742), was an Irish peer and politician.
He was the son of The 1st Viscount Allen, and succeeded to his father's titles on 8 November 1726. Between 1709 and 1727, he represented County Kildare in the Irish House of Commons.
Family
The future Lord Allen married Margaret du Pass on 18 November 1707. They had seven children, of whom at least three died young. They included:
John Allen, 3rd Viscount Allen (b. bef. 1708 – 25 May 1745)
Elizabeth, married 1750 John Proby, 1st Baron Carysfort
Frances, married 1758 William Mayne, 1st Baron Newhaven.