| Name | Held Office | Political Party |
|---|---|---|
| Frederick Walker Pitkin | Jan 14, 1879 Jan 9, 1883 |
Republican |
| James Benton Grant | Jan 9, 1883 Jan 13, 1885 |
Democratic |
| Benjamin Harrison Eaton | Jan 13, 1885 Jan 11, 1887 |
Republican |
| Job Adams Cooper | Jan 8, 1889 Jan 13, 1891 |
Republican |
| John Long Routt | Jan 13, 1891 Jan 10, 1893 |
Republican |
| Davis Hanson Waite | Jan 10, 1893 Jan 8, 1895 |
Populist |
| Albert Washington McIntire | Jan 8, 1895 Jan 12, 1897 |
Republican |
| Charles Spalding Thomas | Jan 10, 1899 Jan 8, 1901 |
Democratic |
| James Bradley Orman | Jan 8, 1901 Jan 13, 1903 |
Democratic |
| Alva Adams | Jan 10, 1905 Mar 17, 1905 |
Democratic |
| Jesse Fuller McDonald | Mar 17, 1905 Jan 8, 1907 |
Republican |
| James Hamilton Peabody | Mar 17, 1905 Mar 17, 1905 |
Republican |
| Henry Augus Buchtel | Jan 8, 1907 Jan 12, 1909 |
Republican |
| John Franklin Shafroth | Jan 12, 1909 Jan 14, 1913 |
Democratic |
| Elias Milton Ammons | Jan 14, 1913 Jan 12, 1915 |
Democratic |
| George Alfred Carlson | Jan 12, 1915 Jan 9, 1917 |
Republican |
| Julius Caldeen Gunter | Jan 9, 1917 Jan 14, 1919 |
Democratic |
| Oliver Henry Shoup | Jan 14, 1919 Jan 9, 1923 |
Republican |
| William Ellery Sweet | Jan 9, 1923 Jan 13, 1925 |
Democratic |
| Clarence Joseph Morley | Jan 13, 1925 Jan 11, 1927 |
Republican |
| William Herbert Adams | Jan 11, 1927 Jan 10, 1933 |
Democratic |
| Ray Herbert Talbot | Jan 1, 1937 Jan 12, 1937 |
Democratic |
| Teller Ammons | Jan 12, 1937 Jan 10, 1939 |
Democratic |
| Ralph Lawrence Carr | Jan 10, 1939 Jan 12, 1943 |
Republican |
| John Charles Vivian | Jan 12, 1943 Jan 14, 1947 |
Republican |
| William Lee Knous | Jan 14, 1947 Apr 15, 1950 |
Democratic |
| Walter Walford Johnson | Apr 15, 1950 Jan 9, 1951 |
Democratic |
| Daniel I.J. Thornton | Jan 9, 1951 Jan 11, 1955 |
Republican |
| Edwin Carl Johnson | Jan 11, 1955 Jan 8, 1957 |
Democratic |
| Stephen Lucid Robert McNichols | Jan 8, 1957 Jan 8, 1963 |
Democratic |
| John Arthur Love | Jan 8, 1963 Jul 16, 1973 |
Republican |
| John David Vanderhoof | Jul 16, 1973 Jan 14, 1975 |
Republican |
| Richard Douglas Lamm | Jan 14, 1975 Jan 13, 1987 |
Democratic |
| Roy R. Romer | Jan 13, 1987 Jan 12, 1999 |
Democratic |
| William Forrester Owens | Jan 12, 1999 Jan 9, 2007 |
Republican |
| Aug William Ritter, Jr. | Jan 9, 2007 Jan 11, 2011 |
Democratic |
| John Wright Hickenlooper | Jan 11, 2011 Incumbant |
Democratic |
