Henry Conyngham, 1st Marquess Conyngham

Henry Burton Conyngham, 1st Marquess Conyngham KP, GCH, PC, FSA , known as The Lord Conyngham between 1787 and 1789, as The Viscount Conyngham between 1789 and 1797 and as The Earl Conyngham between 1797 and 1815, was an AngloIrish courtier and politician of the Regency period. He served as Lord Steward between 1821 and 1830.

Conyngham was born in London, England, the elder twin son of Francis Conyngham, 2nd Baron Conyngham, by his wife Elizabeth Clements, daughter of Nathaniel Clements. He was the elder twin brother of Sir Francis Conyngham and the nephew of William Conyngham.

Source: Wikipedia