On 17 December 1810, Cholmondeley married Henrietta Elizabeth Williams-Wynn (d. 1852), daughter of
Sir Watkin Williams-Wynn, 4th Baronet, and his wife,
Charlotte (née Grenville). That union produced five children and numerous grandchildren: •
Hugh (3 October 1811 – 1 August 1887) married Sarah Hay-Drummund, and later married Augusta Emily Seymour. • Thomas Grenville (4 August 1818 – 9 February 1883) married Katherine Lucy Sykes, and later married Violet Maud Parker •
Henry Pitt (15 June 1820 – 14 April 1905) married Mary Leigh ::* Francis Grenville (1850–1937). ::*
Lionel Berners (1858–1945). ::* Edward Chandos (1860–1957). ::* Henry Reginald (1862–1947). ::* Charles Fiennes (1863–1959). ::* Alice Margarette (18__–1937). ::* Mary Louisa (18__–1947). ::* Rose Evelyn (18__ –1907). ::* Eleanor Caroline (18__–1947). • Henrietta Charlotte (3 June 1823 – 13 August 1874), who married
Henry Wilson, 11th Baron Berners. • Charles Watkin Neville (27 May 1826 – 18 March 1844).—unmarried The marriage of the baron's third son, Henry, produced nine grandchildren; and of these, Lionel would become chaplain to the British Embassy in Tokyo and would write the first English-language history of the isolated
Bonin Islands, including notes of changes which evolved after annexation by
Meiji Japan in 1875. Cholmondeley died in
London on 30 October 1855 at the age of 88. He was succeeded in the land, estates and title by his eldest son
Hugh Cholmondeley. ==See also==