Brocket Hall early held variously of Hatfield Manor and the Bishop of Ely. Sir Matthew Lamb's son was Peniston Lamb, 1st Viscount Melbourne and he was often visited at Brocket Hall by the Prince Regent, who had a liaison with Lady Melbourne. The next owner was William Lamb, 2nd Viscount Melbourne, who was Queen Victoria's first Prime Minister from 1835–41, when she regularly visited. His wife, Lady Caroline, infamously had an affair with Lord Byron causing Lord Melbourne much embarrassment. For one of his birthdays she held a state banquet in the Saloon, at which she had herself served from a large
George Cowper, 6th Earl Cowper died in 1880. George Cowper, 6th Earl Cowper George Augustus Frederick Cowper, 6th Earl Cowper (26 June 1806 – 15 April 1856), styled Viscount Fordwich until 1837, was a British Whig politician. He served briefly as Under-Secretary of State for Foreign Affairs under his uncle Lord Melbourne in 1834. Cowper was the eldest son of Peter Clavering-Cowper, 5th Earl Cowper, and his wife Emily Lamb, daughter of Peniston Lamb, 1st Viscount Melbourne, sister of Prime Minister William Lamb, 2nd Viscount Melbourne, and a leading figure in Regency society. William Cowper-Temple, 1st Baron Mount Temple, was his younger brother. His mother