| Election Name: | 1992 United States Senate election in New Hampshire |
| Country: | New Hampshire |
| Type: | presidential |
| Ongoing: | no |
| Previous Election: | 1986 United States Senate election in New Hampshire |
| Previous Year: | 1986 |
| Next Election: | 1998 United States Senate election in New Hampshire |
| Next Year: | 1998 |
| Election Date: | November 3, 1992 |
| Image1: | Judd Gregg 00.gif |
| Nominee1: | Judd Gregg |
| Party1: | Republican Party (United States) |
| Popular Vote1: | 249,591 |
| Percentage1: | 48.17% |
| Nominee2: | John Rauh |
| Party2: | Democratic Party (United States) |
| Popular Vote2: | 234,982 |
| Percentage2: | 45.35% |
| U.S. Senator | |
| Before Election: | Warren Rudman |
| Before Party: | Republican Party (United States) |
| After Election: | Judd Gregg |
| After Party: | Republican Party (United States) |
The 1992 United States Senate election in New Hampshire was held November 3, 1992. Incumbent Republican U.S. Senator Warren Rudman decided to retire. Republican Judd Gregg won the open seat. It was his most competitive election, as he had previously won in landslides in past elections.