| No.[a] | Governor | Term in office | Party | Election | Lt. Governor[b][c] |
|---|
| 16 |  | | Jonathan Trumbull (1710–1785) [14] | October 13, 1769[15] – May 13, 1784 (did not run)[14] | No party[d] | 1776[e] | | Matthew Griswold[f] |
|---|
| 1777 |
| 1778 |
| 1779 |
| 1780 |
| 1781 |
| 1782 |
| 1783 |
| 17 |  | | Matthew Griswold (1714–1799) [17] | May 13, 1784[18] – May 11, 1786 (lost election)[17] | No party[d] | 1784 | | Samuel Huntington[g] |
|---|
| 1785 |
| 18 |  | Samuel Huntington (1731–1796) [20][21][22] | May 11, 1786[23] – January 5, 1796 (died in office) | Federalist[h] | 1786 | | Oliver Wolcott |
|---|
| 1787 |
| 1788 |
| 1789 |
| 1790 |
| 1791 |
| 1792 |
| 1793 |
| 1794 |
| 1795 |
| 19 |  | Oliver Wolcott (1726–1797) [26][27] | January 5, 1796[28] – December 1, 1797 (died in office) | Federalist[i] | Lieutenant governor acting | Acting as governor |
|---|
| 1796 | Jonathan Trumbull Jr. |
| 1797 |
| 20 |  | Jonathan Trumbull Jr. (1740–1809) [31][32] | December 1, 1797[33] – August 7, 1809 (died in office) | Federalist[34] | Lieutenant governor acting | Acting as governor |
|---|
| 1798 | John Treadwell |
| 1799 |
| 1800 |
| 1801 |
| 1802 |
| 1803 |
| 1804 |
| 1805 |
| 1806 |
| 1807 |
| 1808 |
| 1809 |
| 21 |  | John Treadwell (1745–1823) [35][36][37] | August 7, 1809[33] – May 9, 1811 (lost election) | Federalist[38] | Lieutenant governor acting | Acting as governor |
|---|
| 1810 | Roger Griswold |
| 22 |  | Roger Griswold (1762–1812) [39][40] | May 9, 1811[41] – October 25, 1812 (died in office) | Federalist[38] | 1811 | John Cotton Smith |
|---|
| 1812 |
| 23 |  | John Cotton Smith (1765–1845) [42][43] | October 25, 1812[44] – May 8, 1817 (lost election) | Federalist[45] | Lieutenant governor acting | Acting as governor |
|---|
| 1813 | Chauncey Goodrich (died August 18, 1815) |
| 1814 |
| 1815 |
| Vacant |
| 1816 | | Jonathan Ingersoll[j] (died January 12, 1823) |
| 24 |  | | Oliver Wolcott Jr. (1760–1833) [47][48] | May 8, 1817[49] – May 2, 1827 (lost election) | Toleration[k] | 1817 | |
|---|
| 1818 |
| 1819 |
| 1820 |
| 1821 |
| 1822 |
| Vacant |
| 1823 | | David Plant[g] |
| 1824 |
| 1825 |
| 1826 |
| 25 |  | | Gideon Tomlinson (1780–1854) [51][52][53] | May 2, 1827[54] – March 2, 1831 (resigned)[l] | Democratic- Republican[m] | 1827 | | John Samuel Peters[n] |
|---|
| National Republican[57] | 1828 |
| 1829 |
| 1830 |
| 26 |  | | John Samuel Peters (1772–1858) [58][59] | March 2, 1831[60] – May 4, 1833 (lost election) | National Republican[61] | Lieutenant governor acting | Acting as governor |
|---|
| 1831 | Vacant |
| 1832 | | Thaddeus Betts[g] |
| 27 |  | | Henry W. Edwards (1779–1847) [62][63] | May 4, 1833[64] – May 7, 1834 (lost election) | Democratic[65] | 1833 | Ebenezer Stoddard[g] |
|---|
| 28 |  | | Samuel A. Foot (1780–1846) [66][67] | May 7, 1834[68] – May 6, 1835 (lost election) | Whig[o] | 1834 | Thaddeus Betts[g] |
|---|
| 29 |  | | Henry W. Edwards (1779–1847) [62][63] | May 6, 1835[70] – May 3, 1838 (did not run) | Democratic[71] | 1835 | Ebenezer Stoddard[g] |
|---|
| 1836 |
| 1837 |
| 30 |  | | William W. Ellsworth (1791–1868) [72][73] | May 3, 1838[74] – May 6, 1842 (lost election) | Whig[71] | 1838 | Charles Hawley[g] |
|---|
| 1839 |
| 1840 |
| 1841 |
| 31 |  | | Chauncey Fitch Cleveland (1799–1887) [75][76] | May 6, 1842[77] – May 2, 1844 (lost election) | Democratic[57] | 1842 | William S. Holabird[g] |
|---|
| 1843 |
| 32 |  | | Roger Sherman Baldwin (1793–1863) [78][79][80] | May 2, 1844[81] – May 8, 1846 (did not run)[78] | Whig[57] | 1844 | Reuben Booth[g] |
|---|
| 1845 |
| 33 |  | | Isaac Toucey (1792–1869) [82][83][84] | May 8, 1846[85] – May 5, 1847 (lost nomination)[p] | Democratic[57] | 1846 | Noyes Billings[g] |
|---|
| 34 |  | | Clark Bissell (1782–1857) [86][87] | May 5, 1847[88] – May 3, 1849 (lost nomination)[86] | Whig[57] | 1847 | Charles J. McCurdy[g] |
|---|
| 1848 |
| 35 |  | Joseph Trumbull (1782–1861) [89][90] | May 3, 1849[91] – May 2, 1850 (did not run)[89] | Whig[92] | 1849 | Thomas Backus[g] |
|---|
| 36 |  | | Thomas H. Seymour (1807–1868) [93][94] | May 2, 1850[q] – October 13, 1853 (resigned)[r] | Democratic[92] | 1850 | | Charles H. Pond |
|---|
| 1851 | | Green Kendrick[s] |
| 1852 | | Charles H. Pond |
| 1853 |
| 37 |  | Charles H. Pond (1781–1861) [96][97] | October 13, 1853[98] – May 4, 1854 (successor took office) | Democratic[99] | Lieutenant governor acting | Acting as governor |
|---|
| 38 |  | | Henry Dutton (1796–1869) [100][101] | May 4, 1854[102] – May 3, 1855 (lost election) | Whig[92] | 1854 | | Alexander H. Holley |
|---|
| 39 |  | | William T. Minor (1815–1889) [103][104] | May 3, 1855[105] – May 6, 1857 (did not run) | American[106] | 1855 | | William Field[t] |
|---|
| 1856 | | Albert Day |
| 40 |  | | Alexander H. Holley (1804–1887) [107][108] | May 6, 1857[109] – May 5, 1858 (did not run) | Republican[u] | 1857 | | Alfred A. Burnham |
|---|
| 41 |  | William Alfred Buckingham (1804–1875) [110][111][112] | May 5, 1858[113] – May 2, 1866 (did not run)[112] | Republican[v] | 1858 | Julius Catlin |
|---|
| 1859 |
| 1860 |
| 1861 | Benjamin Douglas |
| 1862 | | Roger Averill[w] |
| 1863 |
| 1864 |
| 1865 |
| 42 |  | | Joseph Roswell Hawley (1826–1905) [115][116] | May 2, 1866[117] – May 1, 1867 (lost election) | Republican[99] | 1866 | | Oliver Winchester |
|---|
| 43 |  | | James E. English (1812–1890) [118][119] | May 1, 1867[120] – May 5, 1869 (lost election) | Democratic[99] | 1867 | | Ephraim H. Hyde |
|---|
| 1868 |
| 44 |  | | Marshall Jewell (1825–1883) [121][122] | May 5, 1869[123] – May 4, 1870 (lost election) | Republican[99] | 1869 | | Francis Wayland III |
|---|
| 45 |  | | James E. English (1812–1890) [118][119] | May 4, 1870[124] – May 16, 1871 (lost election)[x] | Democratic[99] | 1870 | | Julius Hotchkiss |
|---|
| 46 |  | | Marshall Jewell (1825–1883) [121][122] | May 16, 1871[125] – May 7, 1873 (did not run)[121] | Republican[99] | 1871[x] | | Morris Tyler |
|---|
| 1872 |
| 47 |  | | Charles Roberts Ingersoll (1821–1903) [126][127] | May 7, 1873[128] – January 3, 1877 (did not run)[126] | Democratic[99] | 1873 | | George G. Sill[y] |
|---|
| 1874 |
| 1875 |
| Apr. 1876[z] |
| 48 |  | Richard D. Hubbard (1818–1884) [130][131] | January 3, 1877[132] – January 9, 1879 (lost election) | Democratic[99] | Nov. 1876[aa] | Francis Loomis |
|---|
| 49 |  | | Charles B. Andrews (1834–1902) [133][134] | January 9, 1879[ab] – January 5, 1881 (did not run) | Republican[99] | 1878 | | David Gallup |
|---|
| 50 |  | Hobart B. Bigelow (1834–1891) [136][137] | January 5, 1881[138] – January 3, 1883 (did not run) | Republican[99] | 1880 | William H. Bulkeley |
|---|
| 51 |  | | Thomas M. Waller (1839–1924) [139][140] | January 3, 1883[141] – January 8, 1885 (lost election) | Democratic[99] | 1882 | | George G. Sumner |
|---|
| 52 |  | | Henry Baldwin Harrison (1821–1901) [142][143] | January 8, 1885[ac] – January 6, 1887 (did not run) | Republican[99] | 1884 | | Lorrin A. Cooke |
|---|
| 53 |  | Phineas C. Lounsbury (1841–1925) [145][146] | January 6, 1887[ad] – January 10, 1889 (did not run)[145] | Republican[99] | 1886 | James L. Howard |
|---|
| 54 |  | Morgan Bulkeley (1837–1922) [148][149][150] | January 10, 1889[ae] – January 4, 1893 (did not run) | Republican[99] | 1888 | Samuel E. Merwin |
|---|
| 1890[af] |
| 55 |  | | Luzon B. Morris (1827–1895) [152][153] | January 4, 1893[154] – January 9, 1895 (did not run) | Democratic[99] | 1892 | | Ernest Cady |
|---|
| 56 |  | | Owen Vincent Coffin (1836–1921) [155][156] | January 9, 1895[157] – January 6, 1897 (did not run) | Republican[99] | 1894 | | Lorrin A. Cooke |
|---|
| 57 |  | Lorrin A. Cooke (1831–1902) [158][159][160] | January 6, 1897[161] – January 4, 1899 (did not run) | Republican[99] | 1896 | James D. Dewell |
|---|
| 58 |  | George E. Lounsbury (1838–1904) [162][163] | January 4, 1899[164] – January 9, 1901 (did not run) | Republican[99] | 1898 | Lyman A. Mills |
|---|
| 59 |  | George P. McLean (1857–1932) [165][166] | January 9, 1901[167] – January 7, 1903 (did not run)[165] | Republican[99] | 1900 | Edwin O. Keeler |
|---|
| 60 |  | Abiram Chamberlain (1837–1911) [168][169] | January 7, 1903[170] – January 4, 1905 (did not run) | Republican[99] | 1902 | Henry Roberts |
|---|
| 61 |  | Henry Roberts (1853–1929) [171][172] | January 4, 1905[173] – January 9, 1907 (did not run) | Republican[99] | 1904 | Rollin S. Woodruff |
|---|
| 62 |  | Rollin S. Woodruff (1854–1925) [174][175] | January 9, 1907[176] – January 6, 1909 (did not run) | Republican[99] | 1906 | Everett J. Lake |
|---|
| 63 |  | George L. Lilley (1859–1909) [177][178] | January 6, 1909[179] – April 21, 1909 (died in office) | Republican[99] | 1908 | Frank B. Weeks |
|---|
| 64 |  | Frank B. Weeks (1854–1935) [180][181] | April 21, 1909[182] – January 4, 1911 (successor took office) | Republican[99] | Lieutenant governor acting | Acting as governor |
|---|
| 65 |  | | Simeon E. Baldwin (1840–1927) [183][184][185] | January 4, 1911[186] – January 6, 1915 (did not run)[ag] | Democratic[99] | 1910 | Dennis A. Blakeslee[ah] |
|---|
| 1912 | | Lyman T. Tingier |
| 66 |  | | Marcus H. Holcomb (1844–1932) [187][188][189] | January 6, 1915[190] – January 5, 1921 (did not run)[189] | Republican[99] | 1914 | | Clifford B. Wilson |
|---|
| 1916 |
| 1918 |
| 67 |  | Everett J. Lake (1871–1948) [191][192][193] | January 5, 1921[194] – January 3, 1923 (did not run) | Republican[99] | 1920 | Charles A. Templeton |
|---|
| 68 |  | Charles A. Templeton (1871–1955) [195][196][197] | January 3, 1923[198] – January 7, 1925 (did not run) | Republican[99] | 1922 | Hiram Bingham III |
|---|
| 69 |  | Hiram Bingham III (1875–1956) [199][200] | January 7, 1925[201] – January 8, 1925 (resigned)[ai] | Republican[99] | 1924 | John H. Trumbull |
|---|
| 70 |  | John H. Trumbull (1873–1961) [202][203][204] | January 8, 1925[205] – January 7, 1931 (did not run)[202] | Republican[99] | Lieutenant governor acting | Acting as governor[aj] |
|---|
| 1926 | J. Edwin Brainard |
| 1928 | Ernest E. Rogers |
| 71 |  | | Wilbur Lucius Cross (1862–1948) [207][208][209] | January 7, 1931[210] – January 4, 1939 (lost election) | Democratic[99] | 1930 | Samuel R. Spencer[ah] |
|---|
| 1932 | Roy C. Wilcox[ah] |
| 1934 | | T. Frank Hayes |
| 1936 |
| 72 |  | | Raymond E. Baldwin (1893–1986) [211][212][213] | January 4, 1939[214] – January 8, 1941 (lost election) | Republican[99] | 1938 | | James L. McConaughy |
|---|
| 73 |  | | Robert A. Hurley (1895–1968) [215][216][217] | January 8, 1941[218] – January 6, 1943 (lost election) | Democratic[99] | 1940 | | Odell Shepard |
|---|
| 74 |  | | Raymond E. Baldwin (1893–1986) [211][212][213] | January 6, 1943[219] – December 27, 1946 (resigned)[ak] | Republican[99] | 1942 | | William L. Hadden |
|---|
| 1944 | | Charles Wilbert Snow[al] |
| 75 |  | | Charles Wilbert Snow (1884–1977) [220][221] | December 27, 1946[222] – January 8, 1947 (successor took office) | Democratic[99] | Lieutenant governor acting | Acting as governor |
|---|
| 76 |  | | James L. McConaughy (1887–1948) [223][224] | January 8, 1947[225] – March 7, 1948 (died in office) | Republican[99] | 1946 | | James C. Shannon |
|---|
| 77 |  | James C. Shannon (1896–1980) [226][227] | March 7, 1948[228] – January 5, 1949 (lost election) | Republican[99] | Lieutenant governor acting | Acting as governor[am] |
|---|
| 78 |  | | Chester B. Bowles (1901–1986) [230][231] | January 5, 1949[232] – January 3, 1951 (lost election) | Democratic[99] | 1948 | | William T. Carroll |
|---|
| 79 |  | | John Davis Lodge (1903–1985) [233][234] | January 3, 1951[235] – January 5, 1955 (lost election) | Republican[99] | 1950[an] | | Edward N. Allen |
|---|
| 80 |  | | Abraham Ribicoff (1910–1998) [236][237] | January 5, 1955[238] – January 21, 1961 (resigned)[ao] | Democratic[99] | 1954 | Charles W. Jewett[ah] |
|---|
| 1958 | | John N. Dempsey |
| 81 |  | John N. Dempsey (1915–1989) [239][240] | January 21, 1961[241] – January 6, 1971 (did not run)[239] | Democratic[99] | Lieutenant governor acting | Acting as governor[ap] |
|---|
| 1962 | Samuel J. Tedesco (resigned January 15, 1966) |
| Fred J. Doocy |
| 1966 | Attilio R. Frassinelli |
| 82 |  | | Thomas Meskill (1928–2007) [242][243] | January 6, 1971[244] – January 8, 1975 (did not run)[242] | Republican[99] | 1970 | | T. Clark Hull (resigned June 1, 1973) |
|---|
| Peter L. Cashman |
| 83 |  | | Ella Grasso (1919–1981) [245][246][247] | January 8, 1975[248] – December 31, 1980 (resigned)[aq] | Democratic[99] | 1974 | | Robert K. Killian |
|---|
| 1978 | William A. O'Neill |
| 84 | | William A. O'Neill (1930–2007) [249][250] | December 31, 1980[251] – January 9, 1991 (did not run)[250] | Democratic[250] | Succeeded from lieutenant governor | Joseph J. Fauliso |
|---|
| 1982 |
| 1986 |
| 85 |  | | Lowell Weicker (1931–2023) [252][253] | January 9, 1991[254] – January 4, 1995 (did not run) | A Connecticut Party[253] | 1990 | | Eunice Groark |
|---|
| 86 |  | | John G. Rowland (b. 1957) [255] | January 4, 1995[256] – July 1, 2004 (resigned)[ar] | Republican[255] | 1994 | | Jodi Rell |
|---|
| 1998 |
| 2002 |
| 87 |  | Jodi Rell (1946–2024) [259] | July 1, 2004[260] – January 5, 2011 (did not run)[261] | Republican[259] | Succeeded from lieutenant governor | | Kevin Sullivan[al] |
|---|
| 2006 | | Michael Fedele |
| 88 |  | | Dannel Malloy (b. 1955) [262] | January 5, 2011[263] – January 9, 2019 (did not run)[264] | Democratic[262] | 2010 | | Nancy Wyman |
|---|
| 2014 |
| 89 |  | Ned Lamont (b. 1954) [265] | January 9, 2019[266] – Incumbent[as] | Democratic[265] | 2018 | Susan Bysiewicz |
|---|
| 2022 |