These are tables of congressional delegations from Wisconsin to the United States House of Representatives and the United States Senate.
The current dean of the Wisconsin delegation is Senator Tammy Baldwin (D), having served in Congress since 1999.
List of members, their terms in office, district boundaries, and the district political ratings according to the Cook Partisan Voting Index (CPVI). The delegation has a total of 8 members, including 6 Republicans and 2 Democrats.
| District | Representative | Party | CPVI | Incumbency | District map |
|---|---|---|---|---|---|
| 1st |  Bryan Steil (Janesville) | Republican | R+3 | January 3, 2019 – present |  |
| 2nd |  Mark Pocan (Vermont) | Democratic | D+19 | January 3, 2013 – present |  |
| 3rd |  Derrick Van Orden (Prairie du Chien) | Republican | R+4 | January 3, 2023 – present |  |
| 4th |  Gwen Moore (Milwaukee) | Democratic | D+25 | January 3, 2005 – present |  |
| 5th |  Scott Fitzgerald (Clyman) | Republican | R+14 | January 3, 2021 – present |  |
| 6th |  Glenn Grothman (Glenbeaulah) | Republican | R+10 | January 3, 2015 – present |  |
| 7th |  Tom Tiffany (Minocqua) | Republican | R+12 | May 12, 2020 – present |  |
| 8th |  Mike Gallagher (Green Bay) | Republican | R+10 | January 3, 2017 – present |  |
| Congress | Delegate |
|---|---|
| 24th (1835–1837) | George Wallace Jones (D) |
| 25th (1837–1839) | |
| James Duane Doty (D) | |
| 26th (1839–1841) | |
| 27th (1841–1843) | Henry Dodge (D) |
| 28th (1843–1845) | |
| 29th (1845–1847) | Morgan Lewis Martin (D) |
| 30th (1847–1849) | John Hubbard Tweedy (W) |
| Henry Hastings Sibley (D) |
| Congress | District | |
|---|---|---|
| 1st | 2nd | |
| 30th (1847–1849) | William Pitt Lynde (D) | Mason C. Darling (D) |
| Congress | District | ||
|---|---|---|---|
| 1st | 2nd | 3rd | |
| 31st (1849–1851) | Charles Durkee (FS) | Orsamus Cole (W) | James Duane Doty (D) |
| 32nd (1851–1853) | Ben C. Eastman (D) | ||
| 33rd (1853–1855) | Daniel Wells Jr. (D) | John B. Macy (D) | |
| 34th (1855–1857) | Chadwallader C. Washburn (R) | Charles Billinghurst (R) | |
| 35th (1857–1859) | John F. Potter (R) | ||
| 36th (1859–1861) | Charles H. Larrabee (D) | ||
| 37th (1861–1863) | Luther Hanchett (R) | A. Scott Sloan (R) | |
| Walter D. McIndoe (R) | |||
| Congress | District | |||||
|---|---|---|---|---|---|---|
| 1st | 2nd | 3rd | 4th | 5th | 6th | |
| 38th (1863–1865) | James S. Brown (D) | Ithamar Sloan (R) | Amasa Cobb (R) | Charles A. Eldredge (D) | Ezra Wheeler (D) | Walter D. McIndoe (R) |
| 39th (1865–1867) | Halbert E. Paine (R) | Philetus Sawyer (R) | ||||
| 40th (1867–1869) | Benjamin F. Hopkins (R) | Chadwallader C. Washburn (R) | ||||
| 41st (1869–1871) | ||||||
| David Atwood (R) | ||||||
| 42nd (1871–1873) | Alexander Mitchell (D) | Gerry Whiting Hazleton (R) | J. Allen Barber (R) | Jeremiah McLain Rusk (R) | ||
| Congress | District | |||||||
|---|---|---|---|---|---|---|---|---|
| 1st | 2nd | 3rd | 4th | 5th | 6th | 7th | 8th | |
| 43rd (1873–1875) | Charles G. Williams (R) | Gerry Whiting Hazleton (R) | J. Allen Barber (R) | Alexander Mitchell (D) | Charles A. Eldredge (D) | Philetus Sawyer (R) | Jeremiah McLain Rusk (R) | Alexander S. McDill (R) |
| 44th (1875–1877) | Lucien B. Caswell (R) | Henry S. Magoon (R) | William Pitt Lynde (D) | Samuel D. Burchard (D) | Alanson M. Kimball (R) | George W. Cate (D) | ||
| 45th (1877–1879) | George Cochrane Hazelton (R) | Edward S. Bragg (D) | Gabriel Bouck (D) | Herman L. Humphrey (R) | Thaddeus C. Pound (R) | |||
| 46th (1879–1881) | Peter V. Deuster (D) | |||||||
| 47th (1881–1883) | Richard W. Guenther (R) | |||||||
| Congress | District | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| 1st | 2nd | 3rd | 4th | 5th | 6th | 7th | 8th | 9th | |
| 48th (1883–1885) | John Winans (D) | Daniel H. Sumner (D) | Burr W. Jones (D) | Peter V. Deuster (D) | Joseph Rankin (D) | Richard W. Guenther (R) | Gilbert M. Woodward (D) | William T. Price (R) | Isaac Stephenson (R) |
| 49th (1885–1887) | Lucien B. Caswell (R) | Edward S. Bragg (D) | Robert M. La Follette (R) | Isaac W. Van Schaick (R) | Ormsby B. Thomas (R) | ||||
| Thomas R. Hudd (D) | Hugh H. Price (R) | ||||||||
| 50th (1887–1889) | Richard W. Guenther (R) | Henry Smith (Labor) | Charles B. Clark (R) | Nils P. Haugen (R) | |||||
| 51st (1889–1891) | Charles Barwig (D) | Isaac W. Van Schaick (R) | George H. Brickner (D) | Myron H. McCord (R) | |||||
| 52nd (1891–1893) | Clinton Babbitt (D) | Allen R. Bushnell (D) | John L. Mitchell (D) | Lucas M. Miller (D) | Frank P. Coburn (D) | Thomas Lynch (D) | |||
| Congress | District | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| 1st | 2nd | 3rd | 4th | 5th | 6th | 7th | 8th | 9th | 10th | |
| 53rd (1893–1895) | Henry Allen Cooper (R) | Charles Barwig (D) | Joseph W. Babcock (R) | Peter J. Somers (D) | George H. Brickner (D) | Owen A. Wells (D) | George B. Shaw (R) | Lyman E. Barnes (D) | Thomas Lynch (D) | Nils P. Haugen (R) |
| Michael Griffin (R) | ||||||||||
| 54th (1895–1897) | Edward Sauerhering (R) | Theobald Otjen (R) | Samuel S. Barney (R) | Samuel A. Cook (R) | Edward S. Minor (R) | Alexander Stewart (R) | John J. Jenkins (R) | |||
| 55th (1897–1899) | James H. Davidson (R) | |||||||||
| 56th (1899–1901) | Herman Dahle (R) | John J. Esch (R) | ||||||||
| 57th (1901–1903) | Webster E. Brown (R) | |||||||||
| Current U.S. senators from Wisconsin | ||||
|---|---|---|---|---|
Wisconsin
| Class I senator | Class III senator | ||
 Tammy Baldwin (Junior senator) |  Ron Johnson (Senior senator) | |||
| Party | Democratic | Republican | ||
| Incumbent since | January 3, 2013 | January 3, 2011 | ||
| Class I senator | Congress | Class III senator | ||
|---|---|---|---|---|
| Henry Dodge (D) | 30th (1847–1849) | Isaac P. Walker (D) | ||
| 31st (1849–1851) | ||||
| 32nd (1851–1853) | ||||
| 33rd (1853–1855) | ||||
| 34th (1855–1857) | Charles Durkee (R) | |||
| James R. Doolittle (R) | 35th (1857–1859) | |||
| 36th (1859–1861) | ||||
| 37th (1861–1863) | Timothy O. Howe (R) | |||
| 38th (1863–1865) | ||||
| 39th (1865–1867) | ||||
| 40th (1867–1869) | ||||
| Matthew H. Carpenter (R) | 41st (1869–1871) | |||
| 42nd (1871–1873) | ||||
| 43rd (1873–1875) | ||||
| Angus Cameron (R) | 44th (1875–1877) | |||
| 45th (1877–1879) | ||||
| 46th (1879–1881) | Matthew H. Carpenter (R) | |||
| Philetus Sawyer (R) | 47th (1881–1883) | Angus Cameron (R) | ||
| 48th (1883–1885) | ||||
| 49th (1885–1887) | John Coit Spooner (R) | |||
| 50th (1887–1889) | ||||
| 51st (1889–1891) | ||||
| 52nd (1891–1893) | William F. Vilas (D) | |||
| John L. Mitchell (D) | 53rd (1893–1895) | |||
| 54th (1895–1897) | ||||
| 55th (1897–1899) | John Coit Spooner (R) | |||
| Joseph V. Quarles (R) | 56th (1899–1901) | |||
| 57th (1901–1903) | ||||
| 58th (1903–1905) | ||||
| Robert M. La Follette (R) | 59th (1905–1907) | |||
| 60th (1907–1909) | ||||
| Isaac Stephenson (R) | ||||
| 61st (1909–1911) | ||||
| 62nd (1911–1913) | ||||
| 63rd (1913–1915) | ||||
| 64th (1915–1917) | Paul O. Husting (D) | |||
| 65th (1917–1919) | ||||
| Irvine Lenroot (R) | ||||
| 66th (1919–1921) | ||||
| 67th (1921–1923) | ||||
| 68th (1923–1925) | ||||
| 69th (1925–1927) | ||||
| Robert M. La Follette Jr. (R) | ||||
| 70th (1927–1929) | John J. Blaine (R) | |||
| 71st (1929–1931) | ||||
| 72nd (1931–1933) | ||||
| 73rd (1933–1935) | F. Ryan Duffy (D) | |||
| Robert M. La Follette Jr. (Prog) | 74th (1935–1937) | |||
| 75th (1937–1939) | ||||
| 76th (1939–1941) | Alexander Wiley (R) | |||
| 77th (1941–1943) | ||||
| 78th (1943–1945) | ||||
| 79th (1945–1947) | ||||
| Joseph McCarthy (R) | 80th (1947–1949) | |||
| 81st (1949–1951) | ||||
| 82nd (1951–1953) | ||||
| 83rd (1953–1955) | ||||
| 84th (1955–1957) | ||||
| 85th (1957–1959) | ||||
| William Proxmire (D) | ||||
| 86th (1959–1961) | ||||
| 87th (1961–1963) | ||||
| 88th (1963–1965) | Gaylord Nelson (D) | |||
| 89th (1965–1967) | ||||
| 90th (1967–1969) | ||||
| 91st (1969–1971) | ||||
| 92nd (1971–1973) | ||||
| 93rd (1973–1975) | ||||
| 94th (1975–1977) | ||||
| 95th (1977–1979) | ||||
| 96th (1979–1981) | ||||
| 97th (1981–1983) | Bob Kasten (R) | |||
| 98th (1983–1985) | ||||
| 99th (1985–1987) | ||||
| 100th (1987–1989) | ||||
| Herb Kohl (D) | 101st (1989–1991) | |||
| 102nd (1991–1993) | ||||
| 103rd (1993–1995) | Russ Feingold (D) | |||
| 104th (1995–1997) | ||||
| 105th (1997–1999) | ||||
| 106th (1999–2001) | ||||
| 107th (2001–2003) | ||||
| 108th (2003–2005) | ||||
| 109th (2005–2007) | ||||
| 110th (2007–2009) | ||||
| 111th (2009–2011) | ||||
| 112th (2011–2013) | Ron Johnson (R) | |||
| Tammy Baldwin (D) | 113th (2013–2015) | |||
| 114th (2015–2017) | ||||
| 115th (2017–2019) | ||||
| 116th (2019–2021) | ||||
| 117th (2021–2023) | ||||
| 118th (2023–2025) | ||||
| Democratic (D) |
| Free Soil (FS) |
| Progressive (Prog) |
| Republican (R) |
| Socialist (Soc) |
| Whig (W) |
Since Arizona became a U.S. state in 1912, it has sent congressional delegations to the United States Senate and United States House of Representatives. Each state elects two senators to serve for six years, and members of the House to two-year terms. Before becoming a state, the Arizona Territory elected a non-voting delegate at-large to Congress from 1864 to 1912.
These are tables of congressional delegations from Minnesota to the United States House of Representatives and the United States Senate.
Delaware became a U.S. state in 1787, which allowed it to send congressional delegations to the United States Senate and United States House of Representatives beginning with the 1st United States Congress in 1789. Voters in each state elect two senators to serve for six years, and members of the House to two-year terms. Before 1914 United States Senators were chosen by the Delaware General Assembly and before 1935 all congressional terms began March 4.
These are tables of congressional delegations from Ohio to the United States House of Representatives and the United States Senate.
Since Idaho became a U.S. state in 1890, it has sent congressional delegations to the United States Senate and United States House of Representatives. Each state elects two senators to serve for six years, and members of the House to two-year terms. Before becoming a state, the Idaho Territory elected a non-voting delegate at-large to Congress from 1864 to 1890.
These are tables of congressional delegations from West Virginia to the United States House of Representatives and the United States Senate.
These are tables of congressional delegations from New Mexico to the United States House of Representatives and the United States Senate.
These are tables of congressional delegations from Nebraska to the United States House of Representatives and the United States Senate.
These are tables of congressional delegations from the state of Washington to the United States Senate and United States House of Representatives.
These are tables of congressional delegations from Oregon to the United States Senate and United States House of Representatives.
Since Iowa became a U.S. state in 1846, it has sent congressional delegations to the United States Senate and United States House of Representatives. Each state elects two senators to serve for six years, and members of the House to two-year terms. Before becoming a state, the Iowa Territory elected a non-voting delegate at-large to Congress from 1838 to 1846.
These are tables of congressional delegations from Louisiana to the United States House of Representatives and the United States Senate.
These are tables of congressional delegations from Michigan to the United States House of Representatives and the United States Senate.
These are tables of congressional delegations from Mississippi to the United States House of Representatives and the United States Senate.
These are tables of congressional delegations from Missouri to the United States House of Representatives and the United States Senate.
Wisconsin is currently divided into 8 congressional districts, each represented by a member of the United States House of Representatives. After the 2020 census, the number of Wisconsin's seats remained unchanged.
Florida is divided into 28 congressional districts, each represented by a member of the United States House of Representatives. After the 2020 census, the number of Florida's seats was increased from 27 to 28, due to the state's increase in population, and subsequent reapportionment in 2022.
Iowa is divided into four congressional districts, each represented by a member of the United States House of Representatives. The state's congressional map is roughly divided by quadrants in the northeast, northwest, southeast, and southwest sections of Iowa.
Maryland is divided into eight congressional districts, each represented by a member of the United States House of Representatives. After the 2020 census, the number of Maryland's seats remained unchanged, giving evidence of stable population growth relative to the United States at large.
