William Stewart, 1st Earl of Blessington
William Stewart, 1st Earl of Blessington (7 April 1709 – 14 August 1769) was an Anglo-Irish peer and member of the House of Lords, styled The Honourable William Stewart until 1728 and known as The Viscount Mountjoy from 1728 to 1745.
Stewart was the son of William Stewart, 2nd Viscount Mountjoy and Anne Boyle. He married Eleanor Fitzgerald, daughter of Robert Fitzgerald, on 10 January 1733. They had two children, William Stewart and Lionel Robert, both of whom died before their father.
He succeeded his father as Viscount Mountjoy on 10 January 1727. He was Grand Master of the Freemasons (in Ireland) between 1738 and 1740. He was created Earl of Blessington on 7 December 1745, his mother having been sister and sole heiress of Charles, 2nd and last Viscount Blesington. He was made Governor of County Tyrone and in 1748, was sworn of the Privy Council of Ireland.
- One or more of the preceding sentences incorporates text from a publication now in the public domain: Chisholm, Hugh, ed. (1911). "Mountjoy, Barons and Viscounts s.v. "William, 3rd Viscount Mountjoy"". Encyclopædia Britannica. 18 (11th ed.). Cambridge University Press. p. 941.
|Peerage of Ireland|
|New creation|| Earl of Blessington
| Viscount Mountjoy|
|Baronetage of Ireland|
| Grand Master of the
Antient Grand Lodge of England
The Earl of Kellie
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