William Langton was an English lawyer and 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...

  between 1645 and 1648.

Langton was the son of Roger Langton of Amounderness, Lancashire, He was educated at St John's College, Cambridge

St John's College, Cambridge

St John's College is a constituent college of the University of Cambridge. The college's alumni include nine Nobel Prize winners, six Prime Ministers, three archbishops, at least two princes, and three Saints....

 and was admitted at 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...

 in 1630. He was called to the Bar on 23 June 1637 and became Recorder of Liverpool and Town clerk of Preston.

In 1645, Langton 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 Preston

Preston (UK Parliament constituency)

Preston is a borough constituency represented in the House of Commons of the Parliament of the United Kingdom. It elects one Member of Parliament by the first past the post system of election.-Boundaries:...

 in the Long Parliament

Long Parliament

The Long Parliament was made on 3 November 1640, following the Bishops' Wars. It received its name from the fact that through an Act of Parliament, it could only be dissolved with the agreement of the members, and those members did not agree to its dissolution until after the English Civil War and...

. Although not excluded under Pride's Purge

Pride's Purge

Pride’s Purge is an event in December 1648, during the Second English Civil War, when troops under the command of Colonel Thomas Pride forcibly removed from the Long Parliament all those who were not supporters of the Grandees in the New Model Army and the Independents...

he is not recorded as sitting after 1648.

Langton lived at Broughton Tower. He died in 1659 and was buried at Preston on 25 October 1659.