| Election Name: | 1820 New York gubernatorial election |
| Country: | New York |
| Flag Year: | 1778 |
| Type: | Presidential |
| Ongoing: | no |
| Previous Election: | 1817 New York gubernatorial election |
| Previous Year: | 1817 (special) |
| Next Election: | 1822 New York gubernatorial election |
| Next Year: | 1822 |
| Election Date: | April 1820 |
| Image1: | DeWitt Clinton by Rembrandt Peale cropped.jpg |
| Nominee1: | DeWitt Clinton |
| Party1: | Democratic-Republican Party |
| Alliance1: | Clintonian |
| Popular Vote1: | 47,447 |
| Percentage1: | 50.78% |
| Nominee2: | Daniel D. Tompkins |
| Party2: | Democratic-Republican Party |
| Colour2: | E0B0FF |
| Alliance2: | Anti-Clintonian |
| Popular Vote2: | 45,990 |
| Percentage2: | 49.22% |
| Governor | |
| Before Election: | DeWitt Clinton |
| Before Party: | Democratic-Republican |
| After Election: | DeWitt Clinton |
| After Party: | Democratic-Republican |
The 1820 New York gubernatorial election was held in April 1820 to elect the Governor and Lieutenant Governor of New York.
Incumbent Governor DeWitt Clinton was re-elected to a second term in office over Daniel D. Tompkins, his predecessor and the Vice President of the United States.
In 1816, Governor Daniel D. Tompkins was elected Vice President of the United States as the running mate of James Monroe and resigned the office of governor. DeWitt Clinton was the sole candidate for the 1817 special election to succeed him, despite opposition from the Tammany Hall organization.
The Clintonian faction of the Democratic-Republican Party nominated incumbent DeWitt Clinton. For Lieutenant Governor they nominated incumbent John Tayler.
The anti-Clintonian faction of the Democratic-Republican Party nominated Vice President Daniel D. Tompkins.
The Clintonian ticket of Clinton and Tayler was elected.
Result: The Tribune Almanac 1841