Mrs Humphrey Devereux is a 1771 oil painting on canvas by the Anglo-American painter John Singleton Copley.

It is part of the international painting collection of the Museum of New Zealand Te Papa Tongarewa.

[1][2] John Greenwood commissioned the portrait of his mother on the occasion of her sixtieth birthday.

[1][6] The painting underwent restoration for the exhibition Angels & Aristocrats in 2012.

[7] In 2018 the painting went on long-term display in Te Papa's Tūrangawaewae: Art and New Zealand exhibition.