The 91st United States Congress began on January 3, 1969. There were 12 new senators (four Democrats, eight Republicans) and 38 new representatives (19 Democrats, 19 Republicans), as well as one new delegate (a Democrat), at the start of the first session. Additionally, four senators (two Democrats, two Republicans) and 14 representatives (seven Democrats, seven Republicans) took office on various dates in order to fill vacancies during the 91st Congress before it ended on January 3, 1971.
Due to redistricting in multiple states, eight representatives were elected from newly created seats.
Senate Took office January 3, 1969 State Image Senator Seniority Switched party Prior background Birth year Ref Alabama (D) (98th overall) No Lieutenant Governor of AlabamaAlabama SenateAlabama House of RepresentativesU.S. Navy Reserve 1912 Alaska (D) (100th overall) No Speaker of the Alaska House of RepresentativesCounterintelligence Corps 1930 Arizona (R) (89th overall) Yes U.S. SenatePhoenix City CouncilU.S. Air Force Major General 1909 California(Class 3) (D) (96th overall) Yes California State ControllerPresident of United World FederalistsU.S. Army 1914 Florida (R) (93rd overall) Yes U.S. House of RepresentativesMayor of Winter ParkU.S. Army Lieutenant Colonel 1914 Iowa (D) (94th overall) Yes Governor of IowaU.S. Army Private 1922 Kansas (R) (92nd overall) No U.S. House of RepresentativesRussell County AttorneyKansas House of RepresentativesU.S. Army Captain 1923 Maryland (R) (91st overall) Yes U.S. House of RepresentativesMaryland House of DelegatesFrederick City AttorneyU.S. Navy Reserve Captain 1922 Ohio (R) (97th overall) Yes Ohio Attorney GeneralSpeaker of the Ohio House of RepresentativesU.S. Army Air Corps 1916 Oklahoma (R) (95th overall) Yes Governor of OklahomaOklahoma House of RepresentativesU.S. Marine Corps 1921 Oregon (R) (99th overall) Yes Oregon House of Representatives 1932 Pennsylvania (R) (90th overall) Yes U.S. House of RepresentativesU.S. Navy 1926
Took office during the 91st Congress State Image Senator Took office Switched party Prior background Birth year Ref Illinois (R) No Speaker of the Illinois House of RepresentativesU.S. Navy Reserve 1915 Illinois (D) Yes Illinois TreasurerIllinois House of RepresentativesU.S. Marine Corps Captain 1930 Delaware (R) No U.S. House of RepresentativesChair of the Republican State Committee of DelawareU.S. Army 1921 California(Class 1) (D) Yes U.S. House of RepresentativesU.S. Air Force Captain 1934
House of Representatives Took office January 3, 1969 District Representative Switched party Prior background Birth year Ref (D) No Lawyer 1933 (D) No Law clerk 1934 (D) No Lieutenant Governor of California 1913 (R) Yes State Representative 1931 (D) No State House Speaker 1922 (R) No Lawyer 1934 (R) No State Senator 1926 (D) No State Representative 1926 (R) No State Senator 1916 (R) New seat State Representative 1912 (R) No State Senator 1916 (D) No State Representative 1932 (R) Yes FBI agent 1928 (R) No State Delegate 1927 (D) No Alderman 1931 (D) Yes U.S. Chief of Protocol 1927 (D) No Lawyer 1931 (R) New seat Insurance businessman 1928 (R) New seat U.S. Representative 1933 (D) No Congressional aide 1929 (D) New seat State Assemblywoman 1924 (D) Yes City Councillor 1924 (D) Yes Police lieutenant 1917 (R) Yes Commander of the American Legion 1914 (R) Yes U.S. Foreign Service officer 1926 (R) No State Senator 1926 (R) New seat Professional baseball player 1930 (D) No U.S. District Court Judge 1919 (R) New seat City Councillor 1916 (D) New seat Lecturer 1925 (R) New seat State Representative 1908 (D) No State Senator 1927 (R) No State Senator 1929 (D) No State Representative 1920 (R) Yes Journalist 1925 (D) No State Delegate 1914 (D) Yes U.S. Representative 1909 (R) No State Party Chair 1916
Non-voting members District Delegate Switched party Prior background Birth year Ref (NP/D) Yes/No Supreme Court of Puerto Rico 1907
Took office during the 91st Congress District Representative Took office Switched party Prior background Birth year Ref (D) No State Agriculture Commissioner 1912 (D) Yes State Assemblyman 1938 (R) No Public relations executive 1938 (D) Yes State Senator 1924 (D) Yes State Representative 1936 (D) No State Conservation Commissioner 1924 (R) No Educator 1930 (R) No U.S. Representative 1927 (R) No State Senator 1930 (R) Yes Securities analyst 1938 (D) No Alderman 1925 (R) No State Senator 1916 (D) No State Senator 1913 (R) No State Senator 1908
See also List of United States representatives in the 91st Congress List of United States senators in the 91st Congress
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