David Trefgarne, 2nd Baron Trefgarne

The Right Honourable
The Lord Trefgarne
PC
The Right Honourable The Lord Trefgarne PC
	Official portrait, 2020
Minister of State for Trade
	In office; 25 July 1989 – 23 July 1990
Prime Minister	Margaret Thatcher
Preceded by	Alan Clark
Succeeded by	Tim Sainsbury
Prime Minister	In office; 21 May 1986 – 24 July 1989
Ministerial offices; 1979–1989
Minister of State for Defence Procurement
	In office; 21 May 1986 – 24 July 1989
Prime Minister	Margaret Thatcher
Preceded by	Norman Lamont
Succeeded by	Alan Clark
Minister of State for Defence Support
	In office; 2 September 1985 – 21 May 1986
Prime Minister	Margaret Thatcher
Preceded by	Office created
Succeeded by	Office abolished
Parliamentary Under-Secretary of State for Armed Forces
	In office; 14 June 1983 – 1 September 1985
Prime Minister	Margaret Thatcher
Preceded by	Jerry Wiggin
Succeeded by	Roger Freeman
Parliamentary Under-Secretary of State for Health and Social Security
	In office; 6 April 1982 – 14 June 1983
Prime Minister	Margaret Thatcher
Preceded by	The Lord Elton
Succeeded by	John Patten
Parliamentary Under-Secretary of State for Foreign and Commonwealth Affairs
	In office; 14 September 1981 – 6 April 1982
Prime Minister	Margaret Thatcher
Preceded by	Richard Luce
Succeeded by	Malcolm Rifkind
Parliamentary Under-Secretary of State for Trade
	In office; 5 January 1981 – 15 September 1981
Prime Minister	Margaret Thatcher
Preceded by	Norman Tebbit
Succeeded by	Iain Sproat
Lord-in-waiting; Government Whip
	In office; 9 May 1979 – 5 January 1981
Prime Minister	Margaret Thatcher
Preceded by	The Lord Wallace of Coslany
Succeeded by	The Lord Skelmersdale
Member of the House of Lords
	Lord Temporal
	In office; 29 June 1962 – 11 November 1999; as a hereditary peer
Preceded by	The 1st Baron Trefgarne
Succeeded by	Seat abolished
	Incumbent
	Assumed office ; 11 November 1999; as an elected hereditary peer
Preceded by	Seat established
Personal details
Born	31 March 1941
Political party	Conservative
Education	Haileybury
Alma mater	Princeton University

David Garro Trefgarne, 2nd Baron Trefgarne (born 31 March 1941), is a British Conservative politician. He is currently the longest-serving member of the House of Lords.