| Election Name: | 2004 Delaware gubernatorial election |
| Country: | Delaware |
| Type: | presidential |
| Ongoing: | no |
| Previous Election: | 2000 Delaware gubernatorial election |
| Previous Year: | 2000 |
| Next Election: | 2008 Delaware gubernatorial election |
| Next Year: | 2008 |
| Election Date: | November 2, 2004 |
| Image1: | File:Ruth Ann Minner (2008) (cropped).jpg |
| Nominee1: | Ruth Ann Minner |
| Party1: | Democratic Party (United States) |
| Popular Vote1: | 185,548 |
| Percentage1: | 50.9% |
| Nominee2: | Bill Lee |
| Party2: | Republican Party (United States) |
| Popular Vote2: | 167,008 |
| Percentage2: | 45.8% |
| Governor | |
| Before Election: | Ruth Ann Minner |
| Before Party: | Democratic Party (United States) |
| After Election: | Ruth Ann Minner |
| After Party: | Democratic Party (United States) |
The 2004 Delaware gubernatorial election was held on November 2, 2004, coinciding with the U.S. presidential election. Incumbent Governor Ruth Ann Minner faced a serious challenge from retired Superior Court Judge Bill Lee, but managed a five-point victory on election day.