Sir Thomas Mainwaring, 1st Baronet (7 April 1623 - 28 June 1689) was an English politician who sat in the House of Commons

House of Commons of England

The House of Commons of England was the lower house of the Parliament of England from its development in the 14th century to the union of England and Scotland in 1707, when it was replaced by the House of Commons of Great Britain...

  in 1660.

Mainwaring was the son of Philip Mainwaring of Peover Hall

Peover Hall

Peover Hall is a country house in the civil parish of Peover Superior, commonly known as Over Peover, Cheshire, England. It has been designated by English Heritage as a Grade II* listed building.-History:...

 and his wife Ellen Minshull, daughter of Edward Minshull of Stoke. In 1654 his mother had the Peover Hall Stable Block

Peover Hall Stable Block

Peover Hall Stable Block is in the grounds of Peover Hall, Cheshire, England. It has been designated by English Heritage as a Grade I listed building.-History:...

 built for him. He was High Sheriff of Cheshire

High Sheriff of Cheshire

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 1657.

In 1660, Mainwaring was elected Member of Parliament

Member of Parliament

A Member of Parliament is a representative of the voters to a :parliament. In many countries with bicameral parliaments, the term applies specifically to members of the lower house, as upper houses often have a different title, such as senate, and thus also have different titles for its members,...

 for Cheshire

Cheshire (UK Parliament constituency)

Cheshire is a former United Kingdom Parliamentiary constituency for the county of Cheshire. It was a constituency of the House of Commons of the Parliament of England then of the Parliament of Great Britain from 1707 to 1800 and of the Parliament of the United Kingdom from 1801 to 1832.As a county...

 in the Convention Parliament. He was created baronet

Mainwaring Baronets

The Baronetcy of Mainwaring of Over-Peover has twice been created for members of the ancient family of Mainwaring of Over-Peover, Cheshire.It was created on 22 November 1660 by Charles II on his restoration, for Thomas Mainwaring, High Sheriff of Cheshire in 1657 and Knight of the Shire otherwise...

 on 22 November 1660 by 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...

 on his 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...

.

Mainwaring died at the age of 66.

Mainwaring married Mary Delves, daughter of Sir Henry Delves, 2nd Baronet, of Dodington. His son John

Sir John Mainwaring, 2nd Baronet

Sir John Mainwaring, 2nd Baronet was an English politician who sat in the House of Commons from 1689 to 1702.Mainwaring was the son of Sir Thomas Mainwaring, 1st Baronet of Peover Hall and his wife Mary Delves, daughter of Sir Henry Delves, 2nd Baronet, of Dodington.Mainwaring succeeded to the...

succeeded to the baronetcy and was also an MP.