Horatio Walpole, 3rd Earl of Orford

Horatio Walpole, 3rd Earl of Orford, (14 June 1783 – 29 December 1858), styled Lord Walpole between 1809 and 1822, was a British peer and politician.

Background
He was the eldest son of Horatio Walpole, 2nd Earl of Orford, by his wife Sophia Churchill, a daughter of Charles Churchill by his wife Lady Maria Walpole, a daughter of Robert Walpole, 1st Earl of Orford, by his mistress, later his 2nd wife, Maria Skerett. The Countess of Orford was thus granddaughter of Sir Robert Walpole, and brought his line of descent into these related earls. His grandfather, the 1st Baron Walpole of Wolterton, was Sir Robert's brother.

Political career
Orford succeeded his father as Member of Parliament for King's Lynn in 1809, and the held the seat until 1822. The latter year he also succeeded his father in the earldom and entered the House of Lords. He also followed his father as Colonel of the disembodied West Norfolk Militia, being appointed on 26 June 1822.

Family
Lord Orford married Mary Wilhelmina Augustine, daughter of William Augustus Fawkener, in 1812. They had several children, including Lady Dorothy Nevill, Lady Rachel Walpole, who married John Savile, 4th Earl of Mexborough, and the Hon. Frederick Walpole. Orford died in December 1858, aged 75, and was succeeded in the earldom by his eldest son, Horatio. Lady Orford died in February 1860.