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The following tables indicate the historic party affiliation of elected officials in the U.S. state of Wisconsin, including: Governor, Lieutenant Governor, Secretary of State, Attorney General, State Treasurer, Superintendent of Public Instruction. The tables also indicate the historical party composition in the State Senate,[1] State Assembly,[1] the State delegation to the United States Senate, and the State delegation to the United States House of Representatives. For years in which a United States presidential election was held, the tables indicate which party's nominees received the state's electoral votes.
| Year | Executive offices | Territorial Assemb. | U.S. Congress | |||
|---|---|---|---|---|---|---|
| Governor | Secretary of State | Attorney General | Council | House | Delegate | |
| 1836 | Henry Dodge (J) | John S. Horner | Henry S. Baird (W) | 1 | 1 | none |
| 1837 | William B. Slaughter | 1 | 1 | George Wallace Jones (J) | ||
| 1838 | Henry Dodge (D) | 1 | 1 | George Wallace Jones (D) | ||
| 1839 | 2 | 2 | James D. Doty (D) | |||
| 1840 | Horatio Wells (D) | 2 | 2 | |||
| 1841 | Francis J. Dunn | 3 | 3 | Henry Dodge (D) | ||
| 1842 | James Duane Doty (D) | Alexander Pope Field (W) | Mortimer M. Jackson (W) | 3 | 3 | |
| 1843 | 4 | 4 | ||||
| 1844 | Nathaniel P. Tallmadge (W) | George R. C. Floyd | William Pitt Lynde (D) | 4 | 4 | |
| 1845 | Henry Dodge (D) | Mortimer M. Jackson (W) | 4 | 4 | Morgan L. Martin (D) | |
| 1846 | John Catlin (D) | A. Hyatt Smith (D) | 4 | 4 | ||
| 1847 | 5 | 5 | John H. Tweedy (W) | |||
| 1848 | 5 | 5 | Henry Hastings Sibley (D) | |||
| Year | Executive offices | State Legislature | United States Congress | Electoral votes | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Governor | Lieutenant Governor | Secretary of State | Attorney General | Treasurer | State Senate | State Assembly | U.S. Senator (Class I) | U.S. Senator (Class III) | U.S. House | ||
| 1950 | Oscar Rennebohm (R)[f] | George M. Smith (R) | Fred R. Zimmerman (R) | Thomas E. Fairchild (D) | Warren R. Smith (R)[a] | 28R, 5D | 74R, 26D | Joseph McCarthy (R) | Alexander Wiley (R) | 8R, 2D | Truman/ Barkley (D) |
| 1951 | Walter J. Kohler Jr. (R) | Vernon W. Thomson (R) | 26R, 7D | 76R, 24D | 9R, 1D | ||||||
| 1952 | Eisenhower/ Nixon (R) | ||||||||||
| 1953 | 75R, 25D | ||||||||||
| 1954 | Louis Allis (R)[c] | ||||||||||
| 1955 | Warren P. Knowles (R) | Glenn M. Wise (R) | 25R, 8D | 64R, 36D | 7R, 3D | ||||||
| 1956 | |||||||||||
| 1957 | Vernon W. Thomson (R) | Robert C. Zimmerman (R) | Stewart G. Honeck (R) | 23R, 10D | 67R, 33D | William Proxmire (D) | |||||
| 1958 | Dena A. Smith (R)[c] | ||||||||||
| 1959 | Gaylord Nelson (D) | Philleo Nash (D) | John W. Reynolds Jr. (D) | Eugene M. Lamb (D) | 20R, 13D | 55D, 45R | 5D, 5R | ||||
| 1960 | Nixon/ Lodge (R) | ||||||||||
| 1961 | Warren P. Knowles (R) | Dena A. Smith (R)[a] | 55R, 45D | 6R, 4D | |||||||
| 1962 | |||||||||||
| 1963 | John W. Reynolds Jr. (D) | Jack B. Olson (R) | George Thompson (R) | 22R, 11D | 53R, 47D | Gaylord Nelson (D) | |||||
| 1964 | Johnson/ Humphrey (D) | ||||||||||
| 1965 | Warren P. Knowles (R) | Patrick Lucey (D) | Bronson La Follette (D) | 20R, 13D | 52D, 48R | 5D, 5R | |||||
| 1966 | |||||||||||
| 1967 | 21R, 12D | 52R, 48D | 7R, 3D | ||||||||
| 1968 | Jack B. Olson (R) | Harold W. Clemens (R)[c] | Nixon/ Agnew (R) | ||||||||
| 1969 | Robert W. Warren (R) | 23R, 10D | 52R, 48D | 6R, 4D | |||||||
| 1970 | |||||||||||
| 1971 | Patrick Lucey (D) | Martin J. Schreiber (D) | Charles P. Smith (D) | 20R, 13D | 67D, 33R | 5D, 5R | |||||
| 1972 | |||||||||||
| 1973 | Victor A. Miller (D) | 18R, 15D | 62D, 37R | 5D, 4R | |||||||
| 1974 | Bronson La Follette (D) | ||||||||||
| 1975 | Doug La Follette (D) | 19D, 14R | 63D, 36R | 7D, 2R | |||||||
| 1976 | Carter/ Mondale (D) | ||||||||||
| 1977 | Martin J. Schreiber (D) | vacant | 23D, 10R | 66D, 33R | |||||||
| 1978 | |||||||||||
| 1979 | Lee S. Dreyfus (R) | Russell Olson (R) | Vel Phillips (D) | 21D, 12R | 60D, 39R | 6D, 3R | |||||
| 1980 | Reagan/ Bush (R) | ||||||||||
| 1981 | 19D, 14R | 58D, 40R, 1 vac.[v] | Bob Kasten (R) | 5D, 4R | |||||||
| 1982 | |||||||||||
| 1983 | Tony Earl (D) | James Flynn (D) | Doug La Follette (D) | 19D, 14R | 59D, 40R | ||||||
| 1984 | |||||||||||
| 1985 | 19D, 14R | 52D, 47R | |||||||||
| 1986 | |||||||||||
| 1987 | Tommy Thompson (R) | Scott McCallum (R) | Don Hanaway (R) | 54D, 45R | |||||||
| 1988 | Dukakis/ Bentsen (D) | ||||||||||
| 1989 | 20D, 13R | 56D, 43R | Herb Kohl (D) | ||||||||
| 1990 | |||||||||||
| 1991 | Jim Doyle (D) | Cathy Zeuske (R) | 19D, 14R | 58D, 41R | 5R, 4D | ||||||
| 1992 | Clinton/ Gore (D) | ||||||||||
| 1993 | 18D, 15R | 52D, 47R | Russ Feingold (D) | ||||||||
| 17R, 16D[w] | |||||||||||
| 1994 | |||||||||||
| 1995 | Jack Voight (R) | 51R, 48D | 6R, 3D | ||||||||
| 1996 | |||||||||||
| 17D, 16R[x] | |||||||||||
| 1997 | 52R, 47D | 5D, 4R | |||||||||
| 1998 | |||||||||||
| 17R, 16D[y] | |||||||||||
| 1999 | 17D, 16R | 54R, 45D | |||||||||