This a list of mayors of Kingston, Ontario.
| In Office | Mayor | Born/Died | Notes |
|---|---|---|---|
| 1838 | Thomas Kirkpatrick | (1805-1870) | First mayor after Kingston becomes Town. First member of parliament for Frontenac. |
| 1839 | Henry Cassaday | (1797-1839) | Died in office. |
| 1839-1840 | James Sampson | (1789-1861) | |
| 1841-1843 | John Counter | (1799-1862) | |
| 1844 | James Sampson | (1789-1861) | |
| 1844-1845 | Thomas Weeks Robison | (1810-1866) | |
| 1846 | Robert McLean | (1806-?) | Disappeared after being ousted from office due to amalgamation. |
| 1846 | John Counter | (1799-1862) | First mayor after incorporation as city. |
| 1847 | Thomas Kirkpatrick | (1805-1870) | |
| 1848 | William Ford Jr. | (1811-1893) | |
| 1849 | Francis Manning Hill | (1809-1854) | |
| 1850 | John Counter | (1799-1862) | |
| 1851 | Francis Manning Hill | (1809-1854) | |
| 1852-53 | John Counter | (1799-1862) | |
| 1854 | John Flanigan | (1815-1888) | |
| 1855 | John Counter | (1799-1862) | |
| 1855-1856 | Overton Smith Gildersleeve | (1825-1864) | |
| 1857 | George Davidson | (1810-1887) | |
| 1858 | John Flanigan | (1799-1862) | |
| 1859-1860 | Orlando Sampson Strange | (1826-1906) | |
| 1861-62 | Overton Smith Gildersleeve | (1825-1864) | |
| 1863-1865 | John Creighton | (1817-1885) | Elected by acclamation 1864, 1865 |
| 1866-1868 | John Breden | (1801-1893) | |
| 1869-1870 | William Robinson | (1824-1912) | |
| 1871 | Archibald Livingston | (1827-1890) | |
| 1872 | Samuel Trangott Drennan | (1819-1882) | |
| 1873 | Henry Cunningham | (1831-1904) | |
| 1874-1875 | Michael Sullivan | (1838-1915) | |
| 1876 | Byron M. Britton | (1833-1920) | |
| 1877 | John McKelvey | (1837-1927) | |
| 1878 | John McIntyre | (1843-1916) | |
| 1879 | Charles Fuller Gildersleeve | (1833-1906) | Also first president of the Kingston and Pembroke Railway c1871-c1900. |
| 1880 | Robert John Carson | (1846-1935) | |
| 1881 | Edward John Barker Pense | (1848-1910) | Also the owner of the newspaper, the Daily British Whig. |
| 1882 | John Gaskin | (1840-1908) | |
| 1883 | Charles Livingston Sr. | (1825-1888) | |
| 1884 | Dr. James McCammon | (1833-1884) | |
| 1885 | Edward Handley Smythe | (1844-1903) | |
| 1886 | John Lanyon Whiting | (1852-1922) | |
| 1887 | John Carson | (1858-1912) | |
| 1888-1889 | James Duncan Thompson | (1848-1910) | |
| 1890-1891 | William Melville Drennan | (1853-1900) | |
| 1892 | Donald M. McIntyre | (1855-1931) | |
| 1893 | Neil Currie Polson | (1852-1940) | |
| 1894 | Dr. John Herald | (?-1905) | |
| 1895 | Clark William Wright | (1859-1916) | |
| 1896 | Robert Elliott | (1861-?) | |
| 1897 | John S. Skinner | (?-1897) | |
| 1898 | Charles Livingston Jr. | (1857-1931) | Son of Charles Livingston Sr. |
| 1899 | Dr. Edward Ryan | (1860-1938) | |
| 1900 | James Arnott Minnes | (1868-1927) | |
| 1901 | Robert Edwin Kent | (1861-?) | |
| 1902 | John Morgan Shaw | (?-1925) | |
| 1903-1904 | Dr. John Howatt Bell | (1867-1940) | |
| 1905 | Robert Newton Frederick McFarlane | (?-1934) | |
| 1906-1907 | John McDonald Mowat | (1873-1916) | Died overseas during World War I. |
| 1908 | Dr. Arthur Edward Ross | (1870-1952) | Represented Kingston as MLA and MP. |
| 1909-1910 | Daniel Couper | (1863-1925) | |
| 1911 | Christopher L. Graham | ||
| 1912 | Franklin John Hoag | (1868-1957) | |
| 1913 | Timothy John Rigney | (1872-1967) | |
| 1914 | Robert Dundas Sutherland | (1874-1935) | |
| 1915 | Abraham Shaw | (1848-1922) | |
| 1916 | Dr. Alexander White Richardson | (18??-1938) | |
| 1917-1918 | John McKane Hughes | (?-1932) | |
| 1919 | Henry Wallace Newman | (1875-1926) | |
| 1920-1921 | Hugh Collamer Nickle | (1874-1946) | |
| 1922 | Samuel S. Corbet | (1870-1959) | |
| 1923-1926 | Thomas Bryant Angrove | (1869-1903) | |
| 1927 | Havelock Ford Price | (1862-1930) | |
| 1928-1930 | William H. Craig | (1880-1930) | |
| 1931-1932 | George Clark Wright | (1885-1956) | Son of Clark William Wright |
| 1933 | Dr. Bruce Hopkins | (1886-1971) | |
| 1934 | William P. Peters | ||
| 1935 | John Clifford Reynolds | (1897-?) | |
| 1936 | George Hanson | (1862-1938) | |
| 1937 | Charles P. Dalton | ||
| 1938-1943 | Dr. Harry A. Stewart | (1892–1970) | |
| 1944-1945 | Cecil Leroy Boyd | (1889–1954) | |
| 1946-1948 | Major James Stuart Crawford | (1894–1948) | In a meeting held September 10, 1943, Kingston's mayor, Major J. Stuart Crawford, was unanimously elected first president of the newly-established Hockey Hall of Fame. |
| 1948-1952 | Clifford Austin Curtis | (1899–1981) | |
| 1953-1956 | George Clark Wright | (1885–1956) | Died while completing last term in office. |
| 1956 | Russell E. McCullough | (1906–2000) | |
| 1957-1958 | Frank P. Boyce | (1890–1985) | |
| 1959-1964 | William Thomas Mills | (1924–2011) | |
| 1965-1968 | Robert A. Fray | (1909–1993) | |
| 1969-1972 | Ernest Valorie Swain | ||
| 1973-1976 | George Nicholas Speal | (1932–2008) | |
| 1977-1979 | Ken Keyes | (b.1930) | Represented Kingston as MPP. |
| 1980-1988 | John Gerretsen | (b.1942) | Represented Kingston as MPP. |
| 1988-1993 | Helen Cooper | (b.1946) | Progressive Conservative candidate for the House of Commons in 1997. Chair of the Ontario Municipal Board from 1993 to 1996 |
| 1993-1994 | Ken Matthews | (b.1928) | |
| 1994-2000 | Gary Bennett | (b.date unknown) | Ontario Progressive Conservative Party candidate in Kingston and the Islands for the 2018 and 2022 provincial elections |
| 2000-2003 | Isabel Turner | (1936–2021) | Reeve of Kingston Township for 12 years until it was amalgamated into the City of Kingston in 2000 |
| 2003-2010 | Harvey Rosen | (1949–2022) | After he was mayor, unsuccessfully sought federal and provincial Liberal nominations. |
| 2010-2014 | Mark Gerretsen | (b.1975) | Son of former mayor John Gerretsen, Represented Kingston as MP |
| 2014- | Bryan Paterson | (b.1977) |