| Election Name: | 1821 Connecticut gubernatorial election |
| Country: | Connecticut |
| Type: | Presidential |
| Ongoing: | no |
| Previous Election: | 1820 Connecticut gubernatorial election |
| Previous Year: | 1820 |
| Next Election: | 1822 Connecticut gubernatorial election |
| Next Year: | 1822 |
| Election Date: | April 12, 1821 |
| Image1: | His Excellency Oliver Wolcott, Governor of the State of Connecticut MET DP837871 (3x4a).jpg |
| Nominee1: | Oliver Wolcott Jr. |
| Party1: | Toleration Party |
| Popular Vote1: | 10,064 |
| Percentage1: | 86.91% |
| Map Size: | 220px |
| Governor | |
| Before Election: | Oliver Wolcott Jr. |
| Before Party: | Toleration Party |
| After Election: | Oliver Wolcott Jr. |
| After Party: | Toleration Party |
The 1821 Connecticut gubernatorial election was held on April 12, 1821. Incumbent governor and Toleration Party candidate Oliver Wolcott Jr. was re-elected, winning with 86.91% of the vote.
Major candidates
Minor candidates