William Blathwayt

William Blathwayt
Portrait by Michael Dahl
Secretary at War
In office
August 1683  1704
MonarchJames II
Preceded byMatthew Locke
Succeeded byGeorge Clarke
Member of Parliament for Bath
In office
1707–1710
Serving with Samuel Trotman
Preceded byParliament of England
Succeeded bySamuel Trotman
John Codrington
In office
1693–1707
Serving with Joseph Langton, Sir Thomas Estcourt, Alexander Popham, Samuel Trotman
Preceded bySir William Bassett
Joseph Langton
Succeeded byParliament of Great Britain
Personal details
Bornc.March 1649
St Botolph's, Aldersgate, London
Died16 August 1717(1717-08-16) (aged 68)
Dyrham Park, Dyrham
Spouse
Mary Wynter
(m. 1686; died 1691)
RelationsJustinian Povey (grandfather)
Thomas Povey (uncle)
ChildrenWilliam Blathwayt
John Blathwayt
Anne Blathwayt Southwell
Parent(s)William Blathwayt
Anne Povey
Alma materBrasenose College, Oxford

William Blathwayt (or Blathwayte) (1649 – 16 August 1717) was an English diplomat, public official and Whig politician who sat in the English and British House of Commons between 1685 and 1710. He established the War Office as a department of the British Government and played an important part in administering the English (later British) colonies of North America.