bioguide_id,first_name,last_name,full_name,nickname,party,state,chamber,district,first_served,last_served,is_current,opensecrets_id,fec_ids,govtrack_id,thomas_id,votesmart_id,lis_id,wikipedia_id,ballotpedia_id,birthday,gender,terms_count,served_until,trade_count,speech_count,bills_sponsored,vote_count,fec_total_received
C000074,Albert,Campbell,Albert Campbell,,Democrat,MT,House,1,1899-12-04,1901-03-03,0,,[],402231,,,,Albert J. Campbell,,1857-12-12,M,2,1901-03-03,0,0,0,0,0
O000083,Arnold,Olsen,Arnold Olsen,,Democrat,MT,House,1,1961-01-03,1971-01-03,0,,[],408355,,,,Arnold Olsen,,1916-12-17,M,6,1971-01-03,0,0,0,0,0
W000330,Burton,Wheeler,Burton Wheeler,,Democrat,MT,Senate,,1923-12-03,1947-01-03,0,,[],411492,,,,Burton K. Wheeler,,1882-02-27,M,5,1947-01-03,0,0,0,0,0
M001129,Henry,Myers,Henry Myers,,Democrat,MT,Senate,,1911-04-04,1923-03-03,0,,[],408091,,,,Henry L. Myers,,1862-10-09,M,3,1923-03-03,0,0,0,0,0
C000260,James,Cavanaugh,James Cavanaugh,,Democrat,MT,House,-1,1857-12-07,1871-03-03,0,,[],402404,,,,James M. Cavanaugh,,1823-07-04,M,8,1871-03-03,0,0,0,0,0
M001108,James,Murray,James Murray,,Democrat,MT,Senate,,1934-01-01,1961-01-03,0,,[],408072,,,,James E. Murray,,1876-05-03,M,5,1961-01-03,0,0,0,0,0
O000029,James,O’Connor,James O’Connor,,Democrat,MT,House,2,1937-01-05,1947-01-03,0,,[],408277,,,,James F. O'Connor,,1878-05-07,M,6,1947-01-03,0,0,0,0,0
O000024,Jerry,O’Connell,Jerry O’Connell,,Democrat,MT,House,1,1937-01-05,1939-01-03,0,,[],408272,,,,Jerry J. O'Connell,,1909-06-14,M,2,1939-01-03,0,0,0,0,0
W000818,John,Walsh,John E. Walsh,,Democrat,MT,Senate,,2014-02-11,2015-01-03,0,N00035686,"[""S4MT00118""]",412602,02198,111027,S371,John Walsh (Montana politician),,1960-11-03,M,1,2015-01-03,0,60,25,340,916208
E000202,John,Erickson,John Erickson,,Democrat,MT,Senate,,1933-03-13,1935-01-03,0,,[],403889,,,,John E. Erickson (Montana politician),,1863-03-14,M,1,1935-01-03,0,0,0,0,0
E000247,John,Evans,John Evans,,Democrat,MT,House,1,1913-04-07,1933-03-03,0,,[],403930,,,,John M. Evans,,1863-01-07,M,11,1933-03-03,0,0,0,0,0
M000635,John,Melcher,John Melcher,,Democrat,MT,Senate,,1969-01-03,1989-01-03,0,,[],407622,00790,,,John Melcher,,1924-09-06,M,4,1989-01-03,0,0,0,0,0
W000520,John,Williams,John Williams,,Democrat,MT,House,1,1979-01-15,1997-01-03,0,,[],411677,01231,,,Pat Williams (Montana politician),,1937-10-30,M,10,1997-01-03,0,147,0,0,0
T000464,Jon,Tester,Jon Tester,,Democrat,MT,Senate,,2007-01-04,2025-01-03,0,N00027605,"[""S6MT00162""]",412244,01829,20928,S314,Jon Tester,Jon Tester,1956-08-21,M,4,2025-01-03,0,1003,543,5957,127278878
M000848,Joseph,Monaghan,Joseph Monaghan,,Democrat,MT,House,1,1933-03-09,1937-01-03,0,,[],407821,,,,Joseph P. Monaghan,,1906-03-26,M,3,1937-01-03,0,0,0,0,0
T000312,Joseph,Toole,Joseph Toole,,Democrat,MT,House,-1,1885-12-07,1889-03-03,0,,[],410885,,,,Joseph Toole,,1851-05-12,M,3,1889-03-03,0,0,0,0,0
A000200,LeRoy,Anderson,LeRoy Anderson,,Democrat,MT,House,2,1957-01-03,1961-01-03,0,,[],400855,,,,LeRoy H. Anderson,,1906-02-02,M,3,1961-01-03,0,0,0,0,0
M000671,Lee,Metcalf,Lee Metcalf,,Democrat,MT,Senate,,1953-01-03,1978-01-12,0,,[],407656,01399,,,Lee Metcalf,,1911-01-28,M,5,1978-01-12,0,0,0,0,0
M000050,Martin,Maginnis,Martin Maginnis,,Democrat,MT,House,-1,1873-12-01,1885-03-03,0,,[],407078,,,,Martin Maginnis,,1841-10-27,M,7,1885-03-03,0,0,0,0,0
B000243,Max,Baucus,Max Baucus,,Democrat,MT,Senate,,1975-01-14,2014-02-06,0,N00004643,"[""S8MT00010""]",300005,00066,53315,S127,Max Baucus,Max Baucus,1941-12-11,M,7,2014-02-06,0,2817,308,4780,2211017
M000113,Michael,Mansfield,Michael Mansfield,Mike,Democrat,MT,Senate,,1943-01-06,1977-01-03,0,,[],407137,01389,,,Mike Mansfield,,1903-03-16,M,6,1977-01-03,0,0,0,0,0
G000164,Paris,Gibson,Paris Gibson,,Democrat,MT,Senate,,1901-12-02,1905-03-03,0,,[],404531,,,,Paris Gibson,,1830-07-01,M,1,1905-03-03,0,0,0,0,0
H000344,Paul,Hatfield,Paul Hatfield,,Democrat,MT,Senate,,1978-01-22,1978-12-14,0,,[],405213,01353,,,Paul G. Hatfield,,1928-04-29,M,1,1978-12-14,0,0,0,0,0
A000352,Roy,Ayers,Roy Ayers,,Democrat,MT,House,2,1933-03-09,1937-01-03,0,,[],401003,,,,Roy E. Ayers,,1882-11-09,M,3,1937-01-03,0,0,0,0,0
M000551,Samuel,McLean,Samuel McLean,,Democrat,MT,House,-1,1863-12-07,1867-03-03,0,,[],407543,,,,Samuel McLean (congressman),,1826-08-07,M,3,1867-03-03,0,0,0,0,0
W000104,Thomas,Walsh,Thomas Walsh,,Democrat,MT,Senate,,1913-04-07,1933-12-31,0,,[],411282,,,,Thomas J. Walsh,,1859-06-12,M,4,1933-12-31,0,0,0,0,0
S000982,Tom,Stout,Tom Stout,,Democrat,MT,House,-1,1913-04-07,1917-03-03,0,,[],410441,,,,Tom Stout,,1879-05-20,M,3,1917-03-03,0,0,0,0,0
C000454,William,Clark,William Clark,,Democrat,MT,Senate,,1899-12-04,1907-03-03,0,,[],402592,,,,William A. Clark,,1839-01-08,M,2,1907-03-03,0,0,0,0,0
D000378,William,Dixon,William Dixon,,Democrat,MT,House,1,1891-12-07,1893-03-03,0,,[],403494,,,,William W. Dixon,,1838-06-03,M,2,1893-03-03,0,0,0,0,0