High Quality Content by WIKIPEDIA articles! George Granville Leveson-Gower, 1st Duke of Sutherland KG, PC (9 January 1758 – 19 July 1833), known as Viscount Trentham from 1758 to 1786, as Earl Gower from 1786 to 1803 and as The Marquess of Stafford from 1803 to 1833, was a British politician, diplomat, landowner and patron of the arts. He is estimated to have been the wealthiest man of the 19th-century. He remains a controversial figure for his role in the Highland Clearances.