Mary or May Ruth Manning (1853 – 27 January 1930) was an Irish landscape painter and teacher.
One of her sisters, Georgina Manning (aka Geraldine) was a suffragette who vandalised a bust of John Redmond at a Royal Hibernian Academy exhibition in 1913.
[2] Neither Manning nor her sisters married, living in Ely Place until after their father's death, and then on Winton Road, Lesson Park.
Manning studied in Paris in the 1870s with Louise Catherine Breslau and Sarah Purser.
She and sisters held art lessons from a studio for young women who could to enter the RHA, many of whom she encouraged to study in Paris.