Pretyman married Lady Beatrice Adine Bridgeman (2 December 1870 – 27 June 1952), daughter of
George Bridgeman, 4th Earl of Bradford, on 28 June 1894. They had three sons and three daughters. His most notable descendant today is
Robert Gascoyne-Cecil, 7th Marquess of Salisbury, sometime Tory leader of the House of Lords in the 1990s. • Maj. George Marcus Tomline Pretyman, of
Orwell Park, Suffolk, (24 April 1895 – 1979); his only child Gillian (who married
Mark Bence-Jones) inherited the family papers. • Lt. Cmdr. Herbert Ernest Pretyman, R.N., of Newbury, Berkshire (19 June 1900 – 1987); twice married, with children by both marriages • Sir Walter Frederic Pretyman, of Campos, Brazil (17 October 1901 – 1987), who emigrated to Brazil 1924, and was appointed KBE 1967. His second wife Vera de Sa Sottomaior was former wife of
Randal Plunkett, 19th Lord Dunsany and mother of the
20th Lord Dunsany. Sir Walter Pretyman was twice married, and had children by both marriages. • Ida Beatrice Pretyman (5 April 1896 – 1977), who married Captain Charles Wilfrid Lindley Meynell, a grandson of
Charles Wood, 1st Viscount Halifax, and left children. • Marjorie Elizabeth Pretyman (1 May 1897 – 6 May 1969), who married Capt. Hon. Valentine Maurice Wyndham-Quin, R.N., of Chieveley, Berkshire. They were parents of three daughters, including Marjorie "Mollie" Wyndham-Quin, widow of the
6th Marquess of Salisbury and mother of
the present Marquess, formerly styled Viscount Cranbourne, sometime Tory leader of the House of Lords in the 1990s. Another grandson is the biographer
Max Egremont. • Katharine Louise Pretyman (1907– ?), who married Lt.-Col. Charles Algernon Peel and left children. E. G. Pretyman died at Orwell Park on 26 November 1931. ==Notes==