Portrait of the Duke of Portland

Portrait of the Duke of Portland
ArtistThomas Lawrence
Year1792
TypeOil on canvas, portrait
Dimensions238.8 cm × 139.8 cm (94.0 in × 55.0 in)
LocationBristol City Museum and Art Gallery, Bristol

Portrait of the Duke of Portland is an oil on canvas portrait painting by the English artist Thomas Lawrence, from 1792. It depicts the British politician William Cavendish-Bentinck, 3rd Duke of Portland, who served twice as Prime Minister of the United Kingdom.