See main article: 1790–91 United States House of Representatives elections.
| Election Name: | 1790 United States House of Representatives election in Delaware |
| Country: | Delaware |
| Type: | presidential |
| Ongoing: | No |
| Previous Election: | 1789 United States House of Representatives election in Delaware |
| Previous Year: | 1789 |
| Next Election: | 1792 United States House of Representatives election in Delaware |
| Next Year: | 1792 |
| Election Date: | November 8, 1790 |
| Image1: | ViningJohnM 0001.jpg |
| Nominee1: | John Vining |
| Party1: | Pro-Administration Party (United States) |
| Popular Vote1: | 252 |
| Percentage1: | 49.70% |
| Nominee2: | Joshua Clayton |
| Party2: | Pro-Administration Party (United States) |
| Popular Vote2: | 145 |
| Percentage2: | 28.60% |
| Image4: | No image.svg |
| Nominee4: | Thomas Duff |
| Party4: | Independent (politician) |
| Popular Vote4: | 104 |
| Percentage4: | 20.51% |
| U.S. Representative | |
| Before Election: | John Vining |
| Before Party: | Pro-Administration Party (United States) |
| After Election: | John Vining |
| After Party: | Pro-Administration Party (United States) |
The 1790 United States House of Representatives election in Delaware was held on November 8, 1790. The former Continental Congressman John Vining won reelection.