Tennessee Claflin was born in Homer, Ohio in 1846. She married John Bartels in 1866, but they later divorced. She and Victoria Woodhull, her older sister, moved to New York and became stockbrokers. Both sisters were involved with the womens suffrage movement, which was led by Susan B. Anthony and Elizabeth Cady Stanton. She moved to London in 1877 and married Francis Cook in 1885. He became a baronet in 1886, making her Lady Cook. She helped her sister publish Woodhull and Claflins Weekly (1870-6), which also printed The Communist Manifesto. She died in 1923.