Portrait of Isaac Newton

Portrait of Isaac Newton
ArtistGodfrey Kneller
Year1689
MediumOil on canvas
Dimensions76 cm × 64 cm (30 in × 25 in)
OwnerPrivate collection

Portrait of Isaac Newton is an oil on canvas painting by German-born painter Godfrey Kneller, from 1689. It depicts the English polymath Isaac Newton (1643–1727) in his forties, who worked on the fields of mathematics, physics, alchemy and theology. The Earl of Portsmouth owns this painting.