There has been one creation of Baronet

Baronet

A baronet or the rare female equivalent, a baronetess , is the holder of a hereditary baronetcy awarded by the British Crown...

 with the surname Smythe (as distinct from Smyth

Smyth Baronets

There have been six Baronetcies created for persons with the surname Smyth , two in the Baronetage of England, one in the Baronetage of Great Britain, one in the Baronetage of Ireland and two in the Baronetage of the United Kingdom...

 and Smith

Smith Baronets

There have been a number of creations of baronets with the surname Smith . -Smith of Crantock, Cornwall :Created in the Baronetage of England*Sir William Smith, 1st Baronet...

). It was created in the Baronetage of England  for Edward Smythe on 23 February 1661.

The Smythes, a Roman Catholic family, were descended from William Smythe of Nunstainton, Co. Durham who married Margaret Eshe, heiress of Eshe Hall and who was implicated in the 1569 Rising of the North

Rising of the North

The Rising of the North of 1569, also called the Revolt of the Northern Earls or Northern Rebellion, was an unsuccessful attempt by Catholic nobles from Northern England to depose Queen Elizabeth I of England and replace her with Mary, Queen of Scots.-Background:When Elizabeth I succeeded her...

. During the English Civil War

English Civil War

The English Civil War was a series of armed conflicts and political machinations between Parliamentarians and Royalists...

 the Smythes were loyal Royalists

Cavalier

Cavalier was the name used by Parliamentarians for a Royalist supporter of King Charles I and son Charles II during the English Civil War, the Interregnum, and the Restoration...

 and their estates were subject to sequestration

Sequestration (law)

Sequestration is the act of removing, separating, or seizing anything from the possession of its owner under process of law for the benefit of creditors or the state.-Etymology:...

 in 1644 during the period of the Commonwealth of England

Commonwealth of England

The Commonwealth of England was the republic which ruled first England, and then Ireland and Scotland from 1649 to 1660. Between 1653–1659 it was known as the Commonwealth of England, Scotland and Ireland...

. On the Restoration

English Restoration

The Restoration of the English monarchy began in 1660 when the English, Scottish and Irish monarchies were all restored under Charles II after the Interregnum that followed the Wars of the Three Kingdoms...

 of Charles II

Charles II of England

Charles II was monarch of the three kingdoms of England, Scotland, and Ireland.Charles II's father, King Charles I, was executed at Whitehall on 30 January 1649, at the climax of the English Civil War...

 Edward Smythe was created a Baronet in recognition of the family loyalty to the Crown.

The first Baronet married Mary Lee, heiress of Acton Burnell Castle

Acton Burnell Castle

Acton Burnell Castle is a 13th-century fortified manor house, located near the village of Acton Burnell, Shropshire, England . It is believed that the first Parliament of England at which the Commons were fully represented was held here in 1283. Today all that remains is the outer shell of the...

, Shropshire

Shropshire

Shropshire is a county in the West Midlands region of England. For Eurostat purposes, the county is a NUTS 3 region and is one of four counties or unitary districts that comprise the "Shropshire and Staffordshire" NUTS 2 region. It borders Wales to the west...

 which became his principal seat. The sixth Baronet was High Sheriff of Shropshire

High Sheriff of Shropshire

The High Sheriff is the oldest secular office under the Crown. Formerly the High Sheriff was the principal law enforcement officer in the county but over the centuries most of the responsibilities associated with the post have been transferred elsewhere or are now defunct, so that its functions...

 in 1831 and the seventh Baronet was High Sheriff

High Sheriff

A high sheriff is, or was, a law enforcement officer in the United Kingdom, Canada and the United States.In England and Wales, the office is unpaid and partly ceremonial, appointed by the Crown through a warrant from the Privy Council. In Cornwall, the High Sheriff is appointed by the Duke of...

 in 1867.

Mrs Fitzherbert, wife of King George IV, was the eldest child of William Smythe of Brambridge, Hampshire, and Mary Ann Errington. Her paternal grandparents were Sir John Smythe, 3rd Baronet, and Constantia Blount.

Smythe of Eshe Hall, Durham (1661)

• Sir Edward Smith, 1st Baronet
  Sir Edward Smith, 1st Baronet
  Sir Edward Smith, 1st Baronet was an English landowner and politician who sat in the House of Commons in 1653.Smith was the son of Edward Smith of Cressy Hall Lincolnshire and his wife Elizabeth Heron daughter of Sir Edward Heron. His father died in 1632. He was admitted to Lincoln's Inn on 8...
  
   (died 12 October 1714)
• Sir Richard Smythe, 2nd Baronet (died December 1736)
• Sir John Smythe, 3rd Baronet (died 17 September 1737 )
• Sir Edward Smythe, 4th Baronet (born 21 October 1719; died 2 November 1784)
• Sir Edward Smythe, 5th Baronet (born 21 May 1758; died 11 April 1811 )
• Sir Edward Joseph Smythe, 6th Baronet (born 3 August 1787; died 11 March 1856)
• Sir Charles Frederick Joseph Smythe, 7th Baronet (born 16 March 1819; died 14 November 1897 )
• Sir John Walter Smythe, 8th Baronet (born 7 November 1827; died 5 March 1919 )
• Sir Edward Walter Joseph Patrick Herbert Smythe, 9th Baronet (born 20 March 1869; died 9 March 1942)

(Extinct on his death)