The Gallery holds the most extensive collection of portraits in the world. Search over 215,000 works, 150,000 of which are illustrated from the 16th Century to the present day.

Mid-Georgian Portraits Catalogue

William Petty, 1st Marquess of Lansdowne (1737-1805), Prime Minister and patron of the arts

Portraits in Mid-Georgian Portraits Catalogue | Other NPG portraits

William Petty, 1st Marquess of Lansdowne (Lord Shelburne)

after Sir Joshua Reynolds
late 18th century, based on a work of 1766
NPG 43