Luke Sullivan (1705-1771)

Luke Sullivan (1705-1771)
Portrait of a Nobleman, said to be the Duke of Northumberland (1714-1786), facing right, in a white coat with gold frogging and epaulettes, wearing the sash of the Order of the Garter, powdered hair en queue
signed 'LS' and dated '1762', miniature on ivory
3.4 x 4.1cm, oval in a silver bracelet-clasped frame with foiled gem surround

The Duke of Northumberland married Elizabeth, Baroness Percy, only surviving child of the 7th Duke of Somerset. The Duke assumed the name and coat of arms of Percy by Act of Parliament in 1750. He was Lord Lieutenant of Ireland from 1763 to 1765. He was created Duke of Northumberland and Earl Percy on 22 October 1766 and further created Lord Lovaine, Baron of Alnwick on 28 January 1784.