Former attorneys general are listed in reverse chronological order.
| Former Attorney General | Term of Service |
|---|---|
| Josh Hawley | 2017 – 2019 |
| Chris Koster | 2009 – 2017 |
| Jeremiah W. (Jay) Nixon | 1993 – 2009 |
| William L. Webster | 1985 – 1993 |
| John D. Ashcroft | 1977 – 1985 |
| John C. Danforth | 1969 – 1977 |
| Norman H. Anderson | 1965 – 1969 |
| Thomas F. Eagleton | 1961 – 1965 |
| John M. Dalton | 1953 – 1961 |
| Jonathan E. “Buck” Taylor | 1945 – 1953 |
| Roy M. McKittrick | 1933 – 1945 |
| Stratton Shartel | 1928 – 1933 |
| North Todd Gentry | 1925 – 1928 |
| Robert William Otto | 1925 |
| Jesse W. Barrett | 1921 – 1925 |
| Frank Winton McAllister | 1917 – 1921 |
| John Tull Barker | 1913 – 1917 |
| Elliot Woolfolk Major | 1909 – 1913 |
| Herbert Spencer Hadley | 1905 – 1909 |
| Edward Coke Crow | 1897 – 1905 |
| Robert Franklin Walker | 1893 – 1897 |
| John M. Wood | 1889 – 1893 |
| Banton Gallitin Boone | 1885 – 1889 |
| Daniel Harrison McIntyre | 1881 – 1885 |
| Jackson Leonidas Smith | 1877 – 1881 |
| John A. Hockaday | 1875 – 1877 |
| Henry Clay Ewing | 1873 – 1875 |
| Andrew Jackson Baker | 1871 – 1872 |
| Horace B. Johnson | 1869 – 1871 |
| Robert Franklin Wingate | 1865 – 1869 |
| Thomas Theodore Crittenden | 1864 |
| Aikman Welch | 1861 – 1864 |
| J. Proctor Knott | 1858 – 1861 |
| Ephraim B. Ewing | 1857 – 1858 |
| James B. Gardenhire | 1851 – 1857 |
| William A. Robards | 1849 – 1851 |
| Benjamin F. Stringfellow | 1845 – 1849 |
| Samuel Mansfield Bay | 1839 – 1845 |
| William Barclay Napton | 1836 – 1839 |
| Rufus Easton | 1821 – 1826 |
| Edward Bates | 1820 – 1821 |
