Ku Klux Klan members in United States politics
Democratic Party
Robert Byrd
Edward Douglass White
Hugo Black
Theodore G. Bilbo
John Brown Gordon
Joseph E. Brown
Elmer David Davies
Bibb Graves
Clifford Walker
George Gordon
John Tyler Morgan
Edmund Pettus
John W. Morton
William L. Saunders
John Clinton Porter
Benjamin F. Stapleton
David Duke
Republican Party
Edward L. Jackson
Rice W. Means
Clarence Morley
https://en.wikipedia.org/wiki/Ku_Klux_Klan_members_in_United_States_politics