| Albert Watson (SC) | Switched to GOP in 1965 |
| Peter Peyser (NY) | Switched to GOP in April 1977 |
| Ogden Reid (NY) | Switched to Dem Party 03/22/72 |
| Donald Riegle (MI) | Switched to Dem Party in 1973 |
| John Jarman (OK) | Switched to GOP 1/24/75 |
| Eugene Atkinson (PA) | Switched to GOP in 1981 |
| Bob Stump (AZ) | Switched to GOP in 1982 |
| Phil Gramm (TX) | Switched to GOP in 1983 |
| Andy Ireland (FL) | Switched to GOP 7/05/84 |
| Bill Grant (FL) | Switched to GOP 2/21/89 |
| Tommy Robinson (AR) | Switched to GOP 7/28/89 |
| Jimmy Hayes (LA) | Switched to GOP 12/1/95 |
| Mike Parker (MS) | Switched to GOP 11/10/95 |
| W.J. “Billy” Tauzin(LA) | Switched to GOP 8/6/95 |
| Greg Laughlin (TX) | Switched to GOP 6/26/95 |
| Nathan Deal (GA) | Switched to GOP 4/10/95 |
| Wes Watkins (OK | Democrat in the House 1976-90, Switched to GOP 1996 |
| Michael Forbes (NY) | Switched to Democrats 7/17/99 |
| Virgil Goode (VA) | Dem. to Independent 1/24/00; Switched to GOP 8/1/02 |
| Matthew Martinez (CA) | Switched to GOP 7/26/00 |
| Ralph Hall (TX) | Switched to GOP 1/2/04 |
| Rodney Alexander (LA) | Switched to GOP 8/6/04 |
| Parker Griffith (Ala.) | Switched to GOP 12/22/09 |