| Name | Took office | Left office | Party | Lt. Governor | Terms |
|---|---|---|---|---|---|
| Thomas Mifflin | December 21, 1790 | December 17, 1799 | None | None | 3 |
| Thomas McKean | December 17, 1799 | December 20, 1808 | Democratic-Republican | None | 3 |
| Simon Snyder | December 20, 1808 | December 16, 1817 | Democratic-Republican | None | 3 |
| William Findlay | December 16, 1817 | December 19, 1820 | Democratic-Republican | None | 1 |
| Joseph Hiester | December 19, 1820 | December 16, 1823 | Democratic-Republican | None | 1 |
| John Andrew Shulze | December 16, 1823 | December 15, 1829 | Democratic-Republican | None | |
| George Wolf | December 15, 1829 | December 15, 1835 | Democratic-Republican | None | 2 |
| Joseph Ritner | December 15, 1835 | January 15, 1839 | Anti-Masonic | None | 1 |
| David R. Porter | January 15, 1839 | January 21, 1845 | Democratic | None | 2 |
| Francis R. Shunk | January 21, 1845 | July 9, 1848 | Democratic | None | 1½ |
| Office vacant | July 9, 1848 | July 26, 1848 | — | — | |
| William F. Johnston | July 26, 1848 | January 20, 1852 | Whig | None | 1½ |
| William Bigler | January 20, 1852 | January 16, 1855 | Democratic | None | 1 |
| James Pollock | January 16, 1855 | January 19, 1858 | Whig | None | 1 |
| William F. Packer | January 19, 1858 | January 15, 1861 | Democratic | None | 1 |
| Andrew Gregg Curtin | January 15, 1861 | January 15, 1867 | Republican | None | 2 |
| John W. Geary | January 15, 1867 | January 21, 1873 | Republican | None | 2 |
| John F. Hartranft | January 21, 1873 | January 21, 1879 | Republican | None | 2 |
| John Latta | |||||
| Henry M. Hoyt | January 21, 1879 | January 16, 1883 | Republican | Charles Warren Stone | 1 |
| Robert E. Pattison | January 16, 1883 | January 18, 1887 | Democratic | Chauncey Forward Black | 1 |
| James A. Beaver | January 18, 1887 | January 20, 1891 | Republican | William T. Davies | 1 |
| Robert E. Pattison | January 20, 1891 | January 15, 1895 | Democratic | Louis Arthur Watres | 1 |
| Daniel H. Hastings | January 15, 1895 | January 17, 1899 | Republican | Walter Lyon | 1 |
| William A. Stone | January 17, 1899 | January 20, 1903 | Republican | John P. S. Gobin | 1 |
| Samuel W. Pennypacker | January 20, 1903 | January 15, 1907 | Republican | William M. Brown | 1 |
| Edwin Sydney Stuart | January 15, 1907 | January 17, 1911 | Republican | Robert S. Murphy | 1 |
| John K. Tener | January 17, 1911 | January 19, 1915 | Republican | John Merriman Reynolds | 1 |
| Martin Grove Brumbaugh | January 19, 1915 | January 21, 1919 | Republican | Frank B. McClain | 1 |
| William Cameron Sproul | January 21, 1919 | January 16, 1923 | Republican | Edward E. Beidleman | 1 |
| Gifford Pinchot | January 16, 1923 | January 18, 1927 | Republican | David J. Davis | 1 |
| John Stuchell Fisher | January 18, 1927 | January 20, 1931 | Republican | Arthur James | 1 |
| Gifford Pinchot | January 20, 1931 | January 15, 1935 | Republican | Edward C. Shannon | 1 |
| George Howard Earle III | January 15, 1935 | January 17, 1939 | Democratic | Thomas Kennedy | 1 |
| Arthur James | January 17, 1939 | January 19, 1943 | Republican | Samuel S. Lewis | 1 |
| Edward Martin | January 19, 1943 | January 2, 1947 | Republican | John C. Bell, Jr. | ½ |
| John C. Bell, Jr. | January 2, 1947 | January 21, 1947 | Republican | vacant | ½ |
| James H. Duff | January 21, 1947 | January 16, 1951 | Republican | Daniel B. Strickler | 1 |
| John S. Fine | January 16, 1951 | January 18, 1955 | Republican | Lloyd H. Wood | 1 |
| George M. Leader | January 18, 1955 | January 20, 1959 | Democratic | Roy E. Furman | 1 |
| David L. Lawrence | January 20, 1959 | January 15, 1963 | Democratic | John Morgan Davis | 1 |
| William Scranton | January 15, 1963 | January 17, 1967 | Republican | Raymond P. Shafer | 1 |
| Raymond P. Shafer | January 17, 1967 | January 19, 1971 | Republican | Raymond J. Broderick | 1 |
| Milton Shapp | January 19, 1971 | January 16, 1979 | Democratic | Ernest P. Kline | 2 |
| Dick Thornburgh | January 16, 1979 | January 20, 1987 | Republican | William Scranton, III | 2 |
| Robert P. Casey | January 20, 1987 | January 17, 1995 | Democratic | Mark Singel | 2 |
| Tom Ridge | January 17, 1995 | October 5, 2001 | Republican | Mark S. Schweiker | 1½ |
| Mark S. Schweiker | October 5, 2001 | January 21, 2003 | Republican | Robert Jubelirer | ½ |
| Ed Rendell | January 21, 2003 | incumbent | Democratic | Catherine Baker Knoll | 2 |
Source Wikipedia