The Countess of Orford was thus granddaughter of Sir Robert Walpole, and brought his line of descent into these related earls.
Orford succeeded his father as Member of Parliament for King's Lynn in 1809, and the held the seat until 1822.
He also followed his father as Colonel of the disembodied West Norfolk Militia, being appointed on 26 June 1822.
[3] Lord Orford married Mary Wilhelmina Augustine, daughter of William Augustus Fawkener, in 1812.
Orford died in December 1858, aged 75, and was succeeded in the earldom by his eldest son, Horatio.