| Birth Date: | 29 November 1797 |
| Office: | Lieutenant Governor of Connecticut |
| Term Start: | May 7, 1856 |
| Term End: | May 6, 1857 |
| Governor: | William T. Minor |
| Predecessor: | William Field |
| Successor: | Alfred A. Burnham |
| Party: | Know Nothing |
Albert Day (November 29, 1797 – November 11, 1876) was an American politician who was the 47th lieutenant governor of Connecticut.
He was the lieutenant governor from 1856 to 1857, during the last of two consecutive one-year terms when William T. Minor was the governor of the state.[1]