The following American politicians switched parties while they were holding elected office.
Name | State | District | Date of party switch | Congress | Old party | New party | Notes | Refs | |||
---|---|---|---|---|---|---|---|---|---|---|---|
Louisiana | 5th | 108th | Democratic | Republican | [1] | ||||||
Michigan | 3rd | 116th | Republican | Independent | [2] | ||||||
Independent | Libertarian | [3] | |||||||||
Pennsylvania | 25th | 97th | Democratic | Republican | Lost re-election in 1982 after being redistricted to the 4th district. | [4] | |||||
William Carney | New York | 1st | 99th | Conservative | Republican | ||||||
Georgia | 9th | 104th | Democratic | Republican | [5] | ||||||
Jo Ann Emerson | Missouri | 8th | 105th | Republican | Independent | Emerson was re-elected to a full term as an independent after running under that designation to comply with Missouri's electoral law. | |||||
Independent | Republican | ||||||||||
New York | 1st | 106th | Republican | Democratic | [6] | ||||||
Virginia | 5th | 106th | Caucused with the Republican Party. | [7] [8] | |||||||
107th | Republican | [9] | |||||||||
Phil Gramm | Texas | 6th | 98th | Democratic | Republican | Gramm resigned his seat as a Democrat on January 5, 1983, and then won a special election as a Republican on February 12, 1983. | |||||
Florida | 2nd | 101st | Republican | [10] | |||||||
Alabama | 5th | 111th | Later rejoined the Democratic party. | [11] | |||||||
Pennsylvania | 14th | 34th | [12] | ||||||||
Texas | 4th | 108th | [13] | ||||||||
Louisiana | 7th | 104th | |||||||||
Florida | 10th | 98th | Announced the switch on March 17, 1984, but didn't officially make it until July 5 in order to keep his Democratic committee assignments for as long as possible. | [14] [15] | |||||||
Oklahoma | 5th | 94th | [16] | ||||||||
Texas | 14th | 104th | [17] | ||||||||
California | 31st | 106th | Republican | Switched parties after losing the Democratic primary for re-election | [18] | ||||||
Michigan | 10th | 116th | Republican | Independent | Switched parties during the lame duck session, three weeks before his retirement. | [19] | |||||
Mississippi | 4th | 104th | Republican | ||||||||
New York | 26th | 92nd | Republican | [20] | |||||||
Michigan | 7th | 93rd | Republican | [21] | |||||||
Arkansas | 2nd | 101st | Republican | [22] | |||||||
Franklin D. Roosevelt Jr. | New York | 20th | 82nd | Democratic | Roosevelt was re-elected as a Democrat. | ||||||
Arizona | 3rd | 98th | Democratic | Republican | Did not officially change party until the 1982 election for a term beginning January 3, 1983. | [23] [24] | |||||
Louisiana | 3rd | 104th | Democratic | Republican | [25] | ||||||
New Jersey | 2nd | 116th | Democratic | Republican | [26] | ||||||
Albert Watson | South Carolina | 2nd | 90th | Democratic | Republican | Watson resigned his seat as a Democrat on February 1, 1965, and then won a special election as a Republican on June 15, 1965. | |||||
Pennsylvania | 12th | 46th | Democratic | Greenback |
Name | State | Date of party switch | Congress | Old party | New party | Notes | Refs | |||
---|---|---|---|---|---|---|---|---|---|---|
New York | 94th | Conservative | ||||||||
Colorado | 104th | Democratic | [27] | |||||||
New York | 42nd | Republican | Liberal Republican | The Liberal Republican Party was new and short-lived. Did not seek re-election in the 1874–75 United States Senate elections. | [28] | |||||
43rd | Liberal Republican | Republican | ||||||||
Vermont | 107th | Caucused with the Democrats after becoming an independent, giving Democrats a majority in the US Senate. His switch became the only time in US history that a party switch resulted in a change of party control of the Senate. | [29] [30] | |||||||
Wisconsin | 74th | Co-founded the Wisconsin Progressive Party and was re-elected to Senate on that ticket in 1934 and 1940. | [31] | |||||||
79th | The Wisconsin Progressive Party was dissolved in 1946. Lost re-election to the Senate when defeated by Joseph McCarthy in the Republican primary later that same year. | [32] | ||||||||
Connecticut | /2007 (see note) | 110th | Lieberman left the Democratic Party after losing the Democratic primary for re-election. Technically, he ran under the party named Connecticut for Lieberman but he himself never officially joined that party. He called himself an Independent Democrat after winning re-election. | [33] [34] | ||||||
West Virginia | 118th | Democratic | [35] | |||||||
Alabama | 103rd | Republican | Switch announced the day after the 1994 United States Senate elections, in which Shelby was not up for reelection, but the Republicans gained the majority in the Senate. | [36] | ||||||
Arizona | 118th | Democratic | [37] | |||||||
New Hampshire | 106th | Republican | Independent | [38] | ||||||
Independent | Republican | |||||||||
Pennsylvania | 111th | Republican | [39] | |||||||
South Carolina | 88th | Democratic | Republican | [40] | ||||||
Illinois | 42nd | Republican | Liberal Republican | The Liberal Republican Party was new and short-lived. Lost re-election in the 1872–73 United States Senate elections to the Republican candidate. |
Name | Office | Date of party switch | Old party | New party | Notes | Refs | |||
---|---|---|---|---|---|---|---|---|---|
Member of the New Hampshire House of Representatives from the Rockingham-20 district | Republican | Libertarian | Left office to run for Governor of New Hampshire in 2016 as a Libertarian. Was re-elected to the New Hampshire House in 2018 as a Republican. | [41] | |||||
Republican | Independent | Became an independent as he campaigned to be the nominee for President of the United States in 2020 of the Libertarian Party, the Veterans Party, and the Reform Party. Was elected to a seat in a different district in the New Hampshire House in 2020 as a Republican. | [42] | ||||||
Member of the Louisiana House of Representatives from the 62nd district | Independent | Democratic | [43] | ||||||
Member of the New Jersey Senate from the 8th district | Republican | Democratic | [44] | ||||||
Robert Adley | Member of the Louisiana Senate from the 36th district | Democratic | Republican | Switched parties after the 2007 Louisiana elections to align with incoming governor Bobby Jindal. | [45] [46] | ||||
Member of the California State Senate from the 4th district | Democratic | Republican | [47] | ||||||
Lieutenant Governor of Louisiana | Democratic | Republican | Appointed by Republican Bobby Jindal to serve until the conclusion of the 2010 special election to replace Mitch Landrieu, who had been elected Mayor of New Orleans. Previously served as Louisiana Secretary of Natural Resources, appointed by Democrat Kathleen Blanco. Re-appointed by Jindal to that position following the election. | [48] | |||||
Member of the Texas House of Representatives from the 22nd district, 5th seat | Democratic | Republican | [49] [50] | ||||||
Member of the Hawaii House of Representatives from the 44th district | Republican | Democratic | [51] | ||||||
Member of the Louisiana House of Representatives from East Baton Rouge Parish | Democratic | Republican | [52] | ||||||
Member of the Alaska House of Representatives from the 40th district | Republican | Independent | [53] | ||||||
Robert Barham | Louisiana State Senator from the 33rd district | Democratic | Republican | Announced after a visit to the White House following an invitation from President George W. Bush. | [54] | ||||
Member of the Louisiana House of Representatives from Iberia Parish | Democratic | Republican | [55] | ||||||
Member of the Wyoming House of Representatives from the 55th district | Democratic | Republican | [56] | ||||||
Member of the Louisiana Senate from the 1st district | Republican | Democratic | |||||||
Member of the California State Assembly from the 16th district | Green | ||||||||
Member of the Kansas Senate from the 7th district | Democratic | [57] | |||||||
Attorney General of Georgia | Democratic | ||||||||
Member of the North Dakota House of Representatives from the 28th district | Democratic | [58] | |||||||
Member of the Mississippi State Senate from the 3rd district | Democratic | [59] | |||||||
Attorney General of Louisiana | Democratic | [60] | |||||||
Member of the Alabama Senate | Democratic | [61] | |||||||
Member of the Florida House of Representatives from the 44th district | Democratic | ||||||||
Member of the Mississippi State Senate from the 33rd district | Democratic | [62] | |||||||
Governor of Rhode Island | Democratic | Previously served in the U.S. Senate (1999-2007) as a Republican before becoming an Independent. | [63] | ||||||
Member of the Kansas House of Representatives from the 19th district | [64] | ||||||||
Member of the New Hampshire House of Representatives from the Belknap-2 district | Democratic | Republican | [65] | ||||||
Member of the Arkansas House of Representatives from the 61st district | [66] | ||||||||
Member of the Oregon House of Representatives from the 12th district | Republican | Independent Party of Oregon | Switched parties after losing renomination over his vote to protect access to abortion and gender-affirming care. | [67] | |||||
Member of the North Carolina House of Representatives from the 112th district | Democratic | Republican | Switched parties after receiving backlash for missing a vote on an assault weapons ban. | [68] | |||||
Governor of Florida | Later elected to congress as a Democrat. | [69] | |||||||
William Daniel | Member of the Louisiana House of Representatives from East Baton Rouge Parish | Democratic | Republican | ||||||
Hunt Downer | Member of the Louisiana House of Representatives from Terrebonne and Lafourche Parishes | Democratic | Republican | Announced after a visit to the White House following an invitation from President George W. Bush. | [70] | ||||
New Mexico Commissioner of Public Lands | Republican | Libertarian | [71] | ||||||
Noble Ellington | Member of the Louisiana House of Representatives | Democratic | Republican | [72] | |||||
Kirk England | Member of the Texas House of Representatives from the 106th district | Republican | Democratic | [73] | |||||
Bernard Erickson | Member of the Texas House of Representatives from the 58th district | Republican | Democratic | [74] | |||||
Member of the West Virginia House of Delegates from the 3rd district | Democratic | Republican | |||||||
Member of the New Hampshire House of Representatives from the Cheshire-7 district | Democratic | Independent | [75] | ||||||
Member of the Hawaii House of Representatives from the 36th district | Republican | Democratic | [76] | ||||||
Member of the Hawaii Senate from the 19th district | Republican | Democratic | [77] | ||||||
Member of the Oregon Senate from the 23rd district | [78] | ||||||||
Member of the New Hampshire House of Representatives from the Merrimack-8 district | Democratic | Republican | [79] | ||||||
Member of the New York Senate from the 60th district | |||||||||
Member of the Texas House of Representatives from the 23rd district | [80] | ||||||||
Member of the Louisiana Senate from the 24th district | [81] | ||||||||
Member of the Texas House of Representatives from the 31st district | Was one of the "Killer Ds" during the 2003 Texas redistricting | [82] | |||||||
Treasurer of Pennsylvania | [83] | ||||||||
Member of the Georgia House of Representatives | [84] | ||||||||
Member of the Arkansas Senate from the 2nd district | Republican | Independent | [85] | ||||||
Attorney General of Pennsylvania | Republican | Democratic | Joined the Democratic Party after succeeding Josh Shapiro as Attorney General. | [86] | |||||
Oklahoma Superintendent of Public Instruction | Switched after announcing her intention to challenge to Republican Governor Kevin Stitt in the 2022 election. | [87] | |||||||
Chuck Hopson | Member of the Texas House of Representatives from the 11th district | [88] | |||||||
Member of the Utah House of Representatives from the 38th district | [89] | ||||||||
Member of the Mississippi Senate from the 39th district | Later appointed and elected to the U.S. Senate as a Republican. | [90] | |||||||
Member of the New Hampshire House of Representatives from the Hillsborough-2 district | Republican | Independent | [91] | ||||||
Member of the Hawaii House of Representatives from the 5th district | Republican | Democratic | [92] | ||||||
Member of the Georgia House of Representatives from the 80th district | |||||||||
Glenn Jeffries | Member of the West Virginia Senate from the 8th district | Republican | [93] | ||||||
Member of the West Virginia Senate from the 5th district | [94] | ||||||||
Member of the Louisiana House of Representatives from East Baton Rouge Parish | |||||||||
Member of the Hawaii House of Representatives from the 31st district | [95] | ||||||||
Minnesota State Senator | [96] | ||||||||
Governor of West Virginia | Justice had previously been a Republican until switching to the Democratic Party in 2015 to run for Governor of West Virginia.[97] | [98] | |||||||
Treasurer of Louisiana | Later elected to the U.S. Senate as a Republican. | [99] | |||||||
Member of the Nebraska Legislature from the 10th district | [100] | ||||||||
Member of the Louisiana House of Representatives from the 18th district | [101] | ||||||||
Member of the Colorado House of Representatives from the 34th district | Changed party affiliation prior to expulsion from the Colorado House of Representatives due to allegations of sexual harassment. | [102] | |||||||
Member of the Oregon House of Representatives from the 10th district | [103] | ||||||||
Member of the Texas House of Representatives from the 43rd district | [104] | ||||||||
Member of the Georgia House of Representatives from the 56th district | Switched parties after receiving backlash for being the only Democrat to vote for a school voucher bill. | [105] | |||||||
Member of the Oregon House of Representatives from the 32nd district | |||||||||
Member of the California State Assembly from the 42nd district | Republican | [106] | |||||||
Member of the Nebraska Legislature from the 5th district | Switched parties after being censured by the Nebraska Democratic Party for voting against abortion rights. | [107] | |||||||
Member of the Iowa House of Representatives from the 58th district | Republican | [108] | |||||||
Member of the Mississippi State Senate from Harrison and Stone Counties | Republican | [109] | |||||||
Member of the Maryland State Senate from the 33rd district | Republican | Later re-joined the Republican Party. | |||||||
Howard Oda | Member of the Hawaii House of Representatives from the 22nd district | Republican | Democratic | [110] | |||||
Member of the South Carolina Senate from Oconee County | Republican | [111] | |||||||
Member of the Texas House of Representatives from the 40th district | Republican | [112] | |||||||
Member of the Georgia State Senate from the 18th district | Republican | Later elected Governor of Georgia. | [113] | ||||||
Member of the New Hampshire House of Representatives from the Hillsborough-43 district | Democratic | Independent | [114] | ||||||
Member of the Texas House of Representatives from the 64th district | Republican | Later elected Governor of Texas. | [115] | ||||||
Member of the West Virginia House of Delegates from the 24th district | Republican | ||||||||
Member of the Colorado Senate from the 25th district | Republican | Democratic | Switched parties after expressing concern about the Republican embrace of 2020 election conspiracies. | [116] | |||||
Member of the West Virginia House of Delegates from the 50th district | Republican | [117] | |||||||
Member of the Texas House of Representatives from the 21st district | Republican | [118] | |||||||
Joel Robideaux | Member of the Louisiana House of Representatives from Lafayette Parish | Independent | Republican | ||||||
Member of the Maryland House of Delegates from the 39th district | Democratic | Green | |||||||
Governor of Louisiana | Republican | ||||||||
Vermont Auditor of Accounts | Republican | [119] | |||||||
Member of the Vermont House of Representatives from the Rutland-3 district | Libertarian | [120] | |||||||
Member of the Maryland House of Delegates from District 31B | Republican | ||||||||
Member of the South Carolina House of Representatives from the 84th district | Democratic | Republican | [121] [122] | ||||||
Member of the New York State Assembly | Republican | ||||||||
Member of the South Carolina House of Representatives from Lexington County | Republican | [123] | |||||||
Member of the Kansas Senate from the 6th district | Republican | ||||||||
Member of the Kansas House of Representatives from the 97th district | Republican | ||||||||
Member of the Kansas Senate from the 21st district | Republican | [124] | |||||||
Member of the Oklahoma House of Representatives from the 1st district | Democratic | Republican | [125] | ||||||
Member of the Texas House of Representatives from the 146th district | Democratic | Republican | [126] | ||||||
Member of the Louisiana House of Representatives from the 19th district | [127] | ||||||||
Member of the New Jersey Senate from the 12th district | Republican | Democratic | Switched parties after Republicans supported his primary challenger. | [128] | |||||
Member of the Mississippi Senate from the 9th district | Democratic | Republican | |||||||
Lieutenant Governor of Mississippi | Democratic | Republican | [129] | ||||||
Governor of Puerto Rico | Democratic | Republican | [130] [131] [132] | ||||||
Governor of Minnesota | Reform | Independence | |||||||
Member of the Utah House of Representatives from the 69th district | Democratic | Republican | [133] | ||||||
Member of the Tennessee House of Representatives from the 4th district | Republican | Independent | Expelled by Tennessee Republican Party. | ||||||
Nebraska Auditor of Public Accounts | Republican | ||||||||
Member of the Louisiana House of Representatives from Jefferson, Plaquemines, St. Charles Parishes | Democratic | Republican |
Name | Office | Date of party switch | Old party | New party | Notes | Refs | |||
---|---|---|---|---|---|---|---|---|---|
Mayor of New York City | Republican | Independent | Later ran for president in the 2020 presidential election as a Democrat. | ||||||
Mayor of St. Paul | [134] | ||||||||
Clerk of Rowan County, Kentucky | Democratic | Republican | [135] | ||||||
Member of the San Francisco Board of Supervisors from District 5 | [136] | ||||||||
Mayor of Dallas | Republican | [137] | |||||||
Ari Kagan | Member of the New York City Council from the 47th district | Republican | Cited the city's criminal reforms and rising crime as the main reasons he was switching parties. | [138] | |||||
Mayor of New York City | [139] | ||||||||
Mayor of Tampa | Republican | [140] | |||||||
Member of the Honolulu City Council from the 1st district | Republican | [141] | |||||||
Mayor of Hastings, Nebraska | Republican | ||||||||
Member of the Westchester County Board of Legislators from the 14th district | Republican | [142] |