List of United States Senators from Wisconsin
Wisconsin was admitted to the Union on May 29, 1848.
U.S. Senators from Wisconsin
Class 1: Elections 2000;2006;2012
| Name | Party | Dates |
|---|---|---|
| Henry Dodge | Democrat | 1848 - 1857 |
| James R. Doolittle | Republican | 1857 - 1869 |
| Matthew H. Carpenter | Republican | 1869 - 1875 |
| Angus Cameron | Republican | 1875 - 1881 |
| Philetus Sawyer | Republican | 1881 - 1893 |
| John L. Mitchell | Democrat | 1893 - 1899 |
| Joseph V. Quarles | Republican | 1899 - 1905 |
| Robert M. La Follette, Sr. | Republican | 1905 - 1925 |
| Robert M. La Follette, Jr. | Republican, Progressive | 1925 - 1947 |
| Joseph R. McCarthy | Republican | 1947 - 1957 |
| William Proxmire | Democrat | 1957 - 1989 |
| Herbert H. Kohl | Democrat | 1989 - |
Class 3: Elections 1998;2004;2010
| Name | Party | Dates |
|---|---|---|
| Isaac P. Walker | Democrat | 1848 - 1855 |
| Charles Durkee | Free Soil, Republican | 1855 - 1861 |
| Timothy O. Howe | Republican | 1861 - 1879 |
| Matthew H. Carpenter | Republican | 1879 - 1881 |
| Angus Cameron | Republican | 1881 - 1885 |
| John Coit Spooner | Republican | 1885 - 1891 |
| William F. Vilas | Democrat | 1891 - 1897 |
| John Coit Spooner | Republican | 1897 - 1907 |
| Isaac Stephenson | Republican | 1907 - 1915 |
| Paul O. Husting | Democrat | 1915 - 1917 |
| Irvine Lenroot | Republican | 1918 - 1927 |
| John J. Blaine | Republican | 1927 - 1933 |
| F. Ryan Duffy | Democrat | 1933 - 1939 |
| Alexander Wiley | Republican | 1939 - 1963 |
| Gaylord A. Nelson | Democrat | 1963 - 1981 |
| Robert W. Kasten, Jr. | Republican | 1981 - 1993 |
| Russ Feingold | Democrat | 1993 - |