Leader of the Ulster Unionist Party

Leader of the Ulster Unionist Party
Leader of the Ulster Unionist Party
	Incumbent; Jon Burrows MLA; since 31 January 2026
Appointer	Elected by party
Inaugural holder	Edward James Saunderson
Formation	1905
Deputy	Diana Armstrong (since 2026)

The leader of the Ulster Unionist Party is the most senior position within the party ranks. Since 2026 the leader has been Jon Burrows MLA.^[1]

AppointerElected by party

Formation1905

DeputyDiana Armstrong (since 2026)

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No.	Name	Term start	Term end	Notes	Deputy
1	Colonel Edward Saunderson	1905	1906	Also leader of the Irish Unionist Parliamentary Party
2	Walter Hume Long	1906	1910	Also leader of the Irish Unionist Parliamentary Party
3	Sir Edward Carson	1910	1921	Also leader of the Irish Unionist Parliamentary Party
4	The Viscount Craigavon	1921	1940	1st Prime Minister of Northern Ireland
5	John Miller Andrews	1940	1943	2nd Prime Minister of Northern Ireland
6	The Viscount Brookeborough	1943	1963	3rd Prime Minister of Northern Ireland
7	Captain Terence O'Neill	1963	1969	4th Prime Minister of Northern Ireland
8	James Chichester-Clark	1969	1971	5th Prime Minister of Northern Ireland
9	Brian Faulkner	1971	1974	6th and final Prime Minister of Northern Ireland
10	Harry West	1974	1979
11	James Molyneaux	1979	1995
12	David Trimble	1995	2005	First Minister of Northern Ireland
13	Sir Reg Empey	2005	2010
14	Tom Elliott	2010	2012
15	Mike Nesbitt	2012	2017	Leader of the Opposition
16	Robin Swann	8 March 2017	9 November 2019
17	Steve Aiken	9 November 2019	27 May 2021
18	Doug Beattie	27 May 2021	30 August 2024
15 (2)	Mike Nesbitt	30 August 2024	31 January 2026	Minister of Health	Robbie Butler
19	Jon Burrows	31 January 2026			Diana Armstrong

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Leader of the Ulster Unionist Party
Incumbent Jon Burrows MLA since 31 January 2026
Appointer	Elected by party
Inaugural holder	Edward James Saunderson
Formation	1905
Deputy	Diana Armstrong (since 2026)