| Representative |
Party |
Years ↑ |
District home |
Note |
| Joshua Cushman |
Democratic-Republican |
March 4, 1821 – March 3, 1823 |
|
| Jeremiah O'Brien |
Adams-Clay DR |
March 4, 1823 – March 3, 1825 |
|
|
| Adams |
March 4, 1825 – March 3, 1829 |
|
| Leonard Jarvis |
Jacksonian |
March 4, 1829 – March 3, 1837 |
|
|
| Hugh J. Anderson |
Democratic |
March 4, 1837 – March 3, 1841 |
|
|
| Alfred Marshall |
Democratic |
March 4, 1841 – March 3, 1843 |
|
|
| Hannibal Hamlin |
Democratic |
March 4, 1843 – March 3, 1847 |
Hampden, Maine |
|
| James S. Wiley |
Democratic |
March 4, 1847 – March 3, 1849 |
|
|
| Charles Stetson |
Democratic |
March 4, 1849 – March 3, 1851 |
|
|
| Israel Washburn, Jr. |
Whig |
March 4, 1851 – March 3, 1853 |
|
Redistricted to the 5th district |
| Thomas Fuller |
Democratic |
March 4, 1853 – March 3, 1857 |
|
Redistricted from the 7th district |
| Stephen Clark Foster |
Republican |
March 4, 1857 – March 3, 1861 |
|
|
| Frederick A. Pike |
Republican |
March 4, 1861 – March 3, 1863 |
|
Redistricted to the 5th district |
| District eliminated |
1863 |
|
|
| Representative |
Party |
Years |
District home |
Note |