Olivia Egleston Phelps Stokes (January 11, 1847 – December 14, 1927)[1] was an American writer and benefactor to many organisations that helped the underprivileged in the United States including supporting churches, libraries, educational establishments, orphanages, housing and more.

[2] Her maternal grandfather was Anson Greene Phelps, was a New York merchant and the namesake of Ansonia, Connecticut, who was descended from an old Massachusetts family.

[3] Together, with her sister Caroline, Olivia worked together on many charitable projects such as the St. Paul's Chapel at Columbia University, Woodbridge Hall at Yale (part of the Hewitt Quadrangle), and the Haynes Memorial Gates at Hartford First Church Cemetery.

[6] At the Tuskegee Institute, founded by Booker T. Washington, they funded bathhouses, a chapel, the Dorothy Hall training building, and entrance gates, working with architect Robert Robinson Taylor.

[3] She also wrote several books, including Pine and Cedar: Bible Verses (1885), Forward in the Better Life (1915), Saturday Night Thoughts in Lent (1922), and Letters and Memories of Susan and Anna Bartlett Warner (1925).