Sir William Allanson was an English merchant draper 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...

  from 1640 to 1653.

Allanson was the son of Christopher Allanson of Ampleforth, North Yorkshire. He was a draper and became a freeman of the city of York in 1610. He was twice Lord Mayor of York

Lord Mayor of York

The Lord Mayor of York is the Lord Mayor, Chairman of City of York Council, first citizen and civic head of York. The appointment is made by the council each year in May, at the same time appointing a Sheriff, the city's other civic head...

, once when he was knighted by King Charles I at York on his visit there 26 May 1633.

In November 1640, Allanson 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 York 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...

.

Allanson was buried at St Michael le Belfrey York on 7 December 1656.

Allanson married firstly on 12 December 1621 Lucy Orracke daughter Alexander Orracke. She died in September 1631. He married secondly in 1632 to Anne Tancred, daughter of Charles Tancred.