Ellen P. Davis (1829-1909) was born in Portland, Maine, and died in Boston, Massachusetts. She was a student of Mary Baker Eddy's, studying with her in November 1880. She was also a member of the Christian Scientist Association and Church of Christ (Scientist), joining both in December 1880. She was an active member of both and hosted meetings at her home on 56 Northfield Street, Boston. She was elected a director of the Church on December 4, 1882, to serve for the following year. Davis joined The First Church of Christ, Scientist, on December 31, 1892, and was a member until her passing.