Pleydell was the son of Sir Charles Pleydell of Midgehall, Wiltshire and Kilburn Priory, Middlesex. In November 1640, he was elected Member of Parliament for Wootton Bassett. He supported the King in the Civil War and was disabled from sitting in February 1644.
|Parliament of England|
|Member of Parliament for Wootton Bassett
With: Edward Poole