Bulstrode Peachey Knight (c.1681–1736) of West Dean in Sussex and Chawton in Hampshire was a British landowner and politician who sat in the House of Commons from 1722 to 1736.
Knight was born Peachey, the fifth son of William Peachey, merchant of London, and his wife Mary Hall, daughter of John Hall of Newgrove, Petworth, Sussex.
[1] Peachey bought burgages at Midhurst from Anthony Browne, 6th Viscount Montagu and was returned unopposed as Member of Parliament for Midhurst at the 1722 general election.
He consolidated his interest at Midhurst by marrying Elizabeth Knight, widow of William Woodward Knight and daughter of Michael Martin of Eynsham, Oxfordshire, on 8 June 1725.
In doing so, he took the additional name of Knight He was returned unopposed at the general elections of 1727 and 1734.