George Horatio Cholmondeley, 2nd Marquess of Cholmondeley, PC (/ˈtʃʌmli/ CHUM-lee; 16 January 1792 – 8 May 1870), styled Viscount Malpas until 1815 and Earl of Rocksavage between 1815 and 1827, was a British peer and Lord Great Chamberlain of England between 1830 and 1838.

[1] Cholmondeley was a direct descendant of Sir Robert Walpole, the first Prime Minister of Great Britain.

[1] The family seats are Houghton Hall in Norfolk, and Cholmondeley Castle, which is surrounded by a 7,500 acres (30 km2) estate near Malpas, Cheshire.

[4] The 2nd Marquess died in May 1870, aged 78, and was succeeded in his lands, estates and titles by his younger brother Henry.

[1] One moiety part of the ancient office of Lord Great Chamberlain is a Cholmondeley inheritance.