Alexander Wedderburn, 1st Earl of Rosslyn

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The Right Honourable The Earl of Rosslyn PC KC
Portrait by Joshua Reynolds, 1785
Lord High Chancellor of Great Britain[a] Lord High Steward for the trial of: List Warren Hastings
In office 28 January 1793 – 14 April 1801
Monarch	George III
Prime Minister	William Pitt the Younger
Preceded by	In Commission
Succeeded by	The Lord Eldon
Attorney General for England and Wales
In office 1778–1780
Preceded by	Edward Thurlow
Succeeded by	James Wallace
Chief Justice of the Common Pleas
In office 1780–1793
Preceded by	Sir William de Grey
Succeeded by	Sir James Eyre
Member of the House of Lords Lord Temporal
In office June 1780 – 2 January 1805 Hereditary peerage
Preceded by	Peerage created
Succeeded by	The 2nd Earl of Rosslyn
Personal details
Born	3 February 1733 (1733-02-03)
Died	2 January 1805 (1805-01-03) (aged 71)
Spouse	Charlotte Courtenay
Parent(s)	Peter Wedderburn, Lord Chesterhall Janet Ogilvy
Relatives	James St Clair-Erskine, 2nd Earl of Rosslyn (nephew)
^ Remained Lord High Chancellor of Great Britain from the Act of Union in January 1801 as the Lord High Chancellor of Ireland remained in office until the Irish Free State (Consequential Provisions) Act 1922.

Alexander Wedderburn, 1st Earl of Rosslyn, PC, KC (3 February 1733 – 2 January 1805) was a Scottish lawyer and politician who sat in the House of Commons between 1761 and 1780 when he was raised to the peerage as Baron Loughborough. He served as Lord High Chancellor of Great Britain from 1793 to 1801.