| Election Name: | 2004 United States House of Representatives election in Wyoming's at-large district |
| Country: | Wyoming |
| Type: | presidential |
| Ongoing: | no |
| Previous Election: | 2002 United States House of Representatives election in Wyoming |
| Previous Year: | 2002 |
| Next Election: | 2006 United States House of Representatives election in Wyoming |
| Next Year: | 2006 |
| Election Date: | November 2, 2004 |
| Image1: | File:BarbCubin.jpg |
| Nominee1: | Barbara Cubin |
| Party1: | Republican Party (United States) |
| Popular Vote1: | 132,107 |
| Percentage1: | 55.2% |
| Nominee2: | Ted Ladd |
| Party2: | Democratic Party (United States) |
| Popular Vote2: | 99,989 |
| Percentage2: | 41.8% |
| Map Size: | 250px |
| U.S. Representative | |
| Before Election: | Barbara Cubin |
| Before Party: | Republican Party (United States) |
| After Election: | Barbara Cubin |
| After Party: | Republican Party (United States) |
The 2004 United States House of Representatives election in Wyoming was held on November 2, 2004, to determine who will represent the state of Wyoming in the United States House of Representatives. Wyoming has one, at large district in the House, apportioned according to the 2000 United States census, due to its low population. Representatives are elected for two-year terms. Incumbent Republican Barbara Cubin won re-election by a margin of 13.4%, a significantly smaller margin than George W. Bush's 39.79% in the concurrent presidential election.
Ladd carried two counties that fellow Democrat Kerry lost in his presidential bid: Albany and Laramie.
See also: Wyoming's At-large congressional district.