U.S. Senate · Historical · Colorado
Former U.S. Senators from Colorado
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.
- Alva AdamsColoradoDemocraticSenate Class III1923–1941
- Ben CampbellColoradoRepublicanSenate Class III1993–2005
- Charles Hughes Jr.ColoradoDemocraticSenate Class III1909–1911
- Charles ThomasColoradoDemocraticSenate Class III1913–1921
- Charles WatermanColoradoRepublicanSenate Class III1927–1933
- Cory GardnerColoradoRepublicanSenate Class II2015–2021
- Edward CostiganColoradoDemocraticSenate Class II1931–1937
- Edward WolcottColoradoRepublicanSenate Class II1889–1901
- Edwin JohnsonColoradoDemocraticSenate Class II1937–1955
- Eugene MillikinColoradoRepublicanSenate Class III1941–1957
- Floyd HaskellColoradoDemocraticSenate Class II1973–1979
- Gary HartColoradoDemocraticSenate Class III1975–1987
- George ChilcottColoradoRepublicanSenate Class II1882–1883
- Gordon AllottColoradoRepublicanSenate Class II1955–1973
- Hank BrownColoradoRepublicanSenate Class II1991–1997
- Henry TellerColoradoDemocraticSenate Class III1876–1909
- Horace TaborColoradoRepublicanSenate Class II1883–1883
- Jerome ChaffeeColoradoRepublicanSenate Class III1876–1879
- John CarrollColoradoDemocraticSenate Class III1957–1963
- John ShafrothColoradoDemocraticSenate Class II1913–1919
- Karl SchuylerColoradoRepublicanSenate Class III1932–1933
- Ken SalazarColoradoDemocraticSenate Class III2005–2009
- Lawrence PhippsColoradoRepublicanSenate Class II1919–1931
- Mark UdallColoradoDemocraticSenate Class II2009–2015
- Nathaniel HillColoradoRepublicanSenate Class III1879–1885
- Peter DominickColoradoRepublicanSenate Class III1963–1975
- Rice MeansColoradoRepublicanSenate Class III1924–1927
- Samuel NicholsonColoradoRepublicanSenate Class III1921–1923
- Simon GuggenheimColoradoRepublicanSenate Class II1907–1913
- Thomas BowenColoradoRepublicanSenate Class II1883–1889
- Thomas PattersonColoradoDemocraticSenate Class II1901–1907
- Timothy WirthColoradoDemocraticSenate Class III1987–1993
- Walter WalkerColoradoDemocraticSenate Class III1932–1933
- Wayne AllardColoradoRepublicanSenate Class II1997–2009
- William ArmstrongColoradoRepublicanSenate Class II1979–1991