Sir John Backhouse, KB (1584 – 9 October 1649) was an English landowner and politician who sat in the House of Commons from 1625 to 1629.

[1] In the early 17th century, he helped found the New River Company to bring a new water supply to the City of London.

[2] He was appointed Knight of the Order of the Bath at the coronation of King Charles I in 1626,[1] the year in which he inherited Swallowfield Park.

In 1628 he was re-elected MP for Great Marlow and sat until 1629 when King Charles decided to rule without parliament for eleven years.

[2] Backhouse supported the King in the Civil War and as a result he was imprisoned and his estates were sequestrated.