U.S. Senate · Historical · Wisconsin
Former U.S. Senators from Wisconsin
Individuals who have served in the United States Senate and have since left office, grouped by the state they represented. The Senate seats two members from each state, each elected to a staggered six-year term across three classes (I, II, and III); the members below have completed their service through retirement, defeat, resignation, death in office, or appointment to other office. Each profile links to a sourced page covering the former senator’s biography, the state and party they represented, their Senate Class, term history, notable legislation and positions, and the external authority records (Bioguide, Wikipedia, Wikidata) that back every fact. Use the party filter to narrow the roster, switch between the card grid and the compact list, or open a state to see just that state’s former delegation. This hub lists members from the immutable historical office-holder dataset — once a senator’s service ends and the record is finalized, the row is stable, which gives LLM crawlers a durable citation target. Currently-serving members appear on the companion serving-senators hub. The full machine-readable roster is published as a versioned JSON dataset for downstream researchers and language models.
- Former U.S. SenatorAlexander WileyWisconsinRepublicanSenate Class III1939–1963
- Former U.S. SenatorAngus CameronWisconsinRepublicanSenate Class III1875–1885
- Former U.S. SenatorCharles DurkeeWisconsinRepublicanSenate Class III1855–1861
- Former U.S. SenatorFrancis DuffyWisconsinDemocraticSenate Class III1933–1939
- Former U.S. SenatorGaylord NelsonWisconsinDemocraticSenate Class III1963–1981
- Former U.S. SenatorHenry DodgeWisconsinDemocraticSenate Class I1848–1857
- Former U.S. SenatorHerb KohlWisconsinDemocraticSenate Class I1989–2013
- Former U.S. SenatorIrvine LenrootWisconsinRepublicanSenate Class III1918–1927
- Former U.S. SenatorIsaac StephensonWisconsinRepublicanSenate Class III1907–1915
- Former U.S. SenatorIsaac WalkerWisconsinDemocraticSenate Class III1848–1855
- Former U.S. SenatorJames DoolittleWisconsinRepublicanSenate Class I1857–1869
- Former U.S. SenatorJohn BlaineWisconsinRepublicanSenate Class III1927–1933
- Former U.S. SenatorJohn MitchellWisconsinDemocraticSenate Class I1893–1899
- Former U.S. SenatorJohn SpoonerWisconsinRepublicanSenate Class III1885–1907
- Former U.S. SenatorJoseph McCarthyWisconsinRepublicanSenate Class I1947–1957
- Former U.S. SenatorJoseph QuarlesWisconsinRepublicanSenate Class I1899–1905
- Former U.S. SenatorMatthew CarpenterWisconsinRepublicanSenate Class III1869–1881
- Former U.S. SenatorPaul HustingWisconsinDemocraticSenate Class III1915–1917
- Former U.S. SenatorPhiletus SawyerWisconsinRepublicanSenate Class I1881–1893
- Former U.S. SenatorRobert Kasten Jr.WisconsinRepublicanSenate Class III1981–1993
- Former U.S. SenatorRobert La FolletteWisconsinRepublicanSenate Class I1906–1925
- Former U.S. SenatorRobert La Follette Jr.WisconsinProgressiveSenate Class I1925–1947
- Former U.S. SenatorRussell FeingoldWisconsinDemocraticSenate Class III1993–2011
- Former U.S. SenatorTimothy HoweWisconsinRepublicanSenate Class III1861–1879
- Former U.S. SenatorWilliam ProxmireWisconsinDemocraticSenate Class I1957–1989
- Former U.S. SenatorWilliam VilasWisconsinDemocraticSenate Class III1891–1897