List of Governors of Maine
- William King Democrat 1820-1821
- William D. Williamson Democrat 1821-1821
- Benjamin Ames Democrat 1821-1822
- Albion K. Parris Democrat 1822-1827
- Enoch Lincoln Democrat 1827-1829
- Nathan Cutler Democrat 1829-1830
- Joshua Hall Democrat 1830-1830
- Jonathan Hunton National Republican 1830-1831
- Samuel E. Smith Democrat 1831-1834
- Robert Dunlap Democrat 1834-1838
- Edward Kent Whig 1838-1839
- John Fairfield Democrat 1839-1841
- Edward Kent Whig 1841-1842
- John Fairfield Democrat 1842-1843
- Edward Kavanagh Democrat 1843-1844
- Hugh J. Anderson Democrat 1844-1847
- John W. Dana Democrat 1847-1850
- John Hubbard Democrat 1850-1853
- William G. Crosby Whig 1853-1855
- Anson P. Morrill Republican 1855-1856
- Samuel Wells Democrat 1856-1857
- Hannibal Hamlin Republican 1857-1857
- Joseph H. Williams Republican 1857-1858
- Lot M. Morrill Republican 1858-1861
- Israel Washburn, Jr Republican 1861-1863
- Abner Coburn Republican 1863-1864
- Samuel Cony Republican 1864-1867
- Joshua L. Chamberlain Republican 1867-1871
- Sidney Perham Republican 1871-1874
- Nelson Dingley, Jr Republican 1874-1876
- Seldon Connor Republican 1876-1879
- Alonzo Garcelon Democrat 1879-1880
- Daniel F. Davis Republican 1880-1881
- Harris M. Plaisted Democrat 1881-1883
- Frederick Robie Republican 1883-1887
- Joseph R. Bodwell Republican 1887-1887
- S. S. Marble Republican 1887-1889
- Edwin C. Burleigh Republican 1889-1893
- Henry B. Cleaves Republican 1893-1897
- Llewellyn Powers Republican 1897-1901
- John Fremont Hill Republican 1901-1905
- William T. Cobb Republican 1905-1909
- Bert M. Fernald Republican 1909-1911
- Frederick W. Plaisted Democrat 1911-1913
- William T. Haines Republican 1913-1915
- Oakley C. Curtis Democrat 1915-1917
- Carl E. Milliken Republican 1917-1921
- Frederic H. Parkhurst Republican 1921-1921
- Percival P. Baxter Republican 1921-1925
- Ralph Owen Brewster Republican 1925-1929
- William Tudor Gardiner Republican 1929-1933
- Louis J. Brann Democrat 1933-1937
- Lewis O. Barrows Republican 1937-1941
- Sumner Sewall Republican 1941-1945
- Horace A. Hildreth Republican 1945-1949
- Frederick G. Payne Republican 1949-1952
- Burton M. Cross Republican 1952-1955
- Edmund Muskie Democrat 1955-1959
- Robert Haskell Republican 1959-1959
- Clinton Clauson Democrat 1959-1959
- John H. Reed Republican 1959-1967
- Kenneth M. Curtis Democrat 1967-1975
- James B. LongleyIndependent 1975-1979
- Joseph E. Brennan Democrat 1979-1987
- John R. McKernan, Jr Republican 1987-1995
- Angus King Independent 1995-2003
- John Baldacci Democrat 2003-