Catt, Carrie Chapman, 1859–1947, American suffragist and peace advocate, b. Carrie Lane, Ripon, Wis., grad. Iowa State College (now Iowa State Univ.), 1880. She was superintendent of schools (1883–84) in Mason City, Iowa. In 1885 she married Lee Chapman, a journalist (d. 1886), and in 1890, George Catt, an engineer (d. 1905). From 1890 to 1900 an organizer for the National American Woman Suffrage Association, she became its president in 1900. She led the campaign to win suffrage through an amendment to the U.S. Constitution. After the ratification of the Nineteenth Amendment (1920), she organized the League of Women Voters for the political education of women. At the Berlin convocation of the International Council of Women she helped organize the International Woman Suffrage Alliance, of which she was president from 1904 to 1923. After 1923 she devoted her efforts chiefly to the peace movement. With Nettie R. Shuler she wrote Woman Suffrage and Politics (1923).

See study by R. B. Fowler (1986).