The eldest son of the first earl viscount Melbourne, educated at Eton; before his early death from consumption he was MP for Newport (1793-96) and Hertfordshire (1802-05).

REFERENCES TO Peniston Lamb:

Matthew Gregory Lewis to Lady Melbourne, [October 1802] in In Whig Society 1775-1818: Compiled from the hitherto unpublished Correspondence of Elizabeth, Viscountess Melbourne, and Emily Lamb, Countess Cowper, afterwards Viscountess Palmerston (London: Hodder and Stoughton LTD., 1921)