John Allen, 1st Viscount Allen

Captain John Allen, 1st Viscount Allen PC (13 February 1660 – 8 November 1726) was an Irish peer and politician.

He was the son of Sir Joshua Allen.

In 1691 he was appointed High Sheriff of County Dublin and then represented Dublin County as an MP three times, from 1692 to 1693, from 1703 to 1713 and from 1715 to 1717. Allen sat also as Member of Parliament (MP) for Carlow County between 1795 and 1703 and then for Wicklow County between 1713 and 1715. On 28 August 1717, he was created Baron Allen, of Stillorgan, in County Dublin, and Viscount Allen in County Kildare.

He married Mary FitzGerald, daughter of Hon. Robert FitzGerald, son of George FitzGerald, 16th Earl of Kildare and Lady Jane Boyle, on 23 July 1684. They had two children:

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