| Election Name: | 1799 New Hampshire gubernatorial election |
| Country: | New Hampshire |
| Type: | presidential |
| Ongoing: | no |
| Previous Election: | 1798 New Hampshire gubernatorial election |
| Previous Year: | 1798 |
| Next Election: | 1800 New Hampshire gubernatorial election |
| Next Year: | 1800 |
| Election Date: | March 12, 1799 |
| Nominee1: | John Taylor Gilman |
| Party1: | Federalist Party (United States) |
| Popular Vote1: | 10,138 |
| Percentage1: | 86.37% |
| Governor | |
| Before Election: | John Taylor Gilman |
| Before Party: | Federalist Party (United States) |
| After Election: | John Taylor Gilman |
| After Party: | Federalist Party (United States) |
The 1799 New Hampshire gubernatorial election took place on March 12, 1799. Incumbent Federalist Governor John Taylor Gilman won re-election to a sixth term.