Sir John Barrington, 3rd Baronet (1605 – 24 March 1683) was an English

England

England is a country that is part of the United Kingdom. It shares land borders with Scotland to the north and Wales to the west; the Irish Sea is to the north west, the Celtic Sea to the south west, with the North Sea to the east and the English Channel to the south separating it from continental...

 lawyer and politician.

He was the eldest son of Sir Thomas Barrington, 2nd Baronet

Sir Thomas Barrington, 2nd Baronet

Sir Thomas Barrington, 2nd Baronet was an English politician who sat in the House of Commons at various times between 1621 and 1644....

 and Francis Gobert, daughter of John Gobert. He was educated at Trinity College, Cambridge

Trinity College, Cambridge

Trinity College is a constituent college of the University of Cambridge. Trinity has more members than any other college in Cambridge or Oxford, with around 700 undergraduates, 430 graduates, and over 170 Fellows...

. In 1635, when called to the bar from Gray's Inn

Gray's Inn

The Honourable Society of Gray's Inn, commonly known as Gray's Inn, is one of the four Inns of Court in London. To be called to the Bar and practise as a barrister in England and Wales, an individual must belong to one of these Inns...

, Barrington was knighted at Whitehall

Whitehall

Whitehall is a road in Westminster, in London, England. It is the main artery running north from Parliament Square, towards Charing Cross at the southern end of Trafalgar Square...

, and in 1644, he succeeded his father as baronet. Nominated to be one of the High Court Judges

High Court of Justice for the trial of Charles I

The High Court of Justice is the name given to the court established by the Rump Parliament to try King Charles I of England. This was an ad hoc tribunal created specifically for the purpose of trying the king, although the same name was used again for subsequent courts.Neither the involvement of...

 in the trial of King Charles I of England in 1649, Barrington refused to attend its meetings and declined to sign the warrant for the king's execution. From 1645 to 1648 and again from 1660 to 1679, he was a 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,...

 (MP) for Newtown

Newtown (UK Parliament constituency)

Newtown was a parliamentary borough located in Newtown on the Isle of Wight, which was represented in the House of Commons of England then of the House of Commons of Great Britain from 1707 to 1800 and of the House of Commons of the United Kingdom from 1801 to 1832...

. In 1654 he was High Sheriff of Essex

High Sheriff of Essex

The High Sheriff of Essex was an ancient High Sheriff title originating in the time of the Angles, not long after the invasion of the Kingdom of England, which was in existence for around a thousand years...

 and also High Sheriff of Hertfordshire

High Sheriff of Hertfordshire

The High Sheriff of Hertfordshire was an ancient High Sheriff title originating in the time of the Angles, not long after the invasion of the Kingdom of England, which was in existence for around a thousand years...

.

Barrington was married to Dorothy Lytton, daughter of Sir William Lytton. They had five sons and nine daughters. Barrington was buried at Hatfield Broadoak, a week after his death. His eldest son had died in his lifetime, and so Barrington, was succeeded in the baronetcy by his grandson John.