Woman in Blue

For the painting by Cézanne also known as Woman in Blue, see Lady in Blue (Cézanne).

The Portrait of a Lady in Blue,^[1] or Woman in Blue,^[2] is an oil-on-canvas portrait of an unknown woman, executed in the late 1770s or early 1780s by the English artist Thomas Gainsborough during his fifteen-year stay in Bath, Somerset.^[2][3]

Woman in Blue
Artist	Thomas Gainsborough
Year	ca. 1775–1785
Medium	Oil on canvas
Dimensions	76.5 cm × 63.5 cm (30.1 in × 25.0 in)
Location	Hermitage Museum, Saint Petersburg

Some art historians have identified its subject as the Duchess of Beaufort, daughter of Edward Boscawen.^[1] It is now in the collection of the Hermitage Museum in Saint Petersburg, to which it was left in 1916 by Alexei Khitrovo, making it Gainsborough's only work in Russia.^[2]