Robert Stayner Holford, of Westonbirt, in the village of Weston Birt, co. Gloucestershire, MP for East Gloucestershire, was a wealthy landowner, gardening and landscaping enthusiast, and an art collector. With his vast wealth, he rebuilt Westonbirt House from the Georgian mansion erected only decades earlier by his father, and founded the Westonbirt Arboretum after succeeding his uncle and father between 1838 and 1839. His London home was Dorchester House. Holford served as MP for East Gloucestershire from 1854 when he was elected in a by-election on 19 December on the death of the member Sir Michael Hicks Beach, 8th Baronet, and continued in that office for eighteen years. He was re-elected in 1857 with Sir Christopher William Codrington and again in 1859 with Codrington. He was re-elected in 1864 with the new member Sir Michael Hicks-Beach, 9th Bt.. In 1872, he vacated the seat.
Family
Holford was the son of George Peter Holford, himself the second son of Peter Holford who made an immense fortune by supplying London with fresh water through a canal. The Holfords had been seated at Westonbirt since 1666 when a Holford married the heiress Sarah Crew. Robert inherited Westonbirt in 1838/1839 from his uncle and namesake Robert Holford. Holford married Mary Anne Lindsay, a daughter of Lt. General Sir James Lindsay of Balcarres by his second wife Anne Trotter, daughter of Sir Coutts Trotter, 1st Baronet.. Holford and his wife had the following children
Margaret Holford who married on 17 June 1876 Albert Parker, 3rd Earl of Morley, and had three sons and one daughter. The two elder sons succeeded to the earldom as 4th and 5th Earls, and a third son was father of the 6th and most recent Earl of Morley. These collateral successions necessitated death duties and also meant sale of the family estates, including Westonbirt House and eventually Saltram House.
# Edmund Robert Parker, 4th Earl of Morley who inherited Westonbirt from his maternal uncle and sold the house shortly thereafter. He died unmarried, and was succeeded by his next brother.
# Hon. John Holford Parker, married the Hon. Marjory Katherine Elizabeth Alexandra St Aubyn, daughter of the Baron St Levan. Their eldest son, John St Aubyn Parker, became the 6th Earl of Morley, and has one son.
# Lady Victoria Mary Sybil Grey married Arthur Morton Grenfell in 1901, and left children
# 5th Earl Grey, who had two daughters by his wife Lady Mabel Laura Georgiana Palmer. The elder daughter Mary married the 1st Baron Howick of Glendale.
Evelyn Holford who married the art collector, banker, and art patron Robert Henry Benson, and had children. Their daughter Margaret Winifred Benson married 1915 Major General Sir Hereward Wake, 13th Bt. and had children, including the present baronet. The eldest son Guy Holford Benson married 1921 Lady Violet Elcho, widow of Lord Elcho, and 2nd daughter of the 8th Duke of Rutland, and had three sons. Another son Constantine Evelyn Benson, a financier, married Lady Morvyth Lilian Ward, daughter of the 2nd Earl of Dudley, and had children including Lady Tompkins.