| 1859 - 1870 | Benjamin B. French, S.G.I.G. |
| 1870 - 1871 | Joseph T. Brown, Special Deputy |
| 1871 - 1876 (or 1879) | William M. Ireland, Deputy |
| 1876 (or 1879) - 1880 | Albert G. Mackey |
| 1880 - 1889 (or 1894) | John M. Browne, S.G.I.G. |
| 1889 - 1897 | Albert Pike, James C. Batchelor, Phillip C. Tucker, Thomas H. Caswell |
| 1897 - 1907 (or 1908) | Francis J. Woodman, Deputy |
| 1908 - 1910 | Charles E. Rosenbaum, S.G.I.G. in Arkansas |
| 1910 - 1920 | Stirling Kerr, Jr., Deputy |
| 1920 - 1921 | Roe Fulkerson, Deputy |
| 1921 - 1936 | Ellwood P. Morey, Deputy |
| 1936 - 1948 | Charles C. Coombs, Deputy |
| 1948 - 1962 | William E. Schooley, S.G.I.G. |
| 1962 - 1977 | Renah F. Camalier, Deputy |
| 1977 - 1989 | William E. Eccleston, S.G.I.G. |
| 1989 - 2000 | Charles S. Iversen, S.G.I.G. |
| 2001 - 2005 | George R. Adams, Deputy |
| 2005 - present | Leonard Proden, S.G.I.G. |
SGIG - Leonard Proden, 33°
Human progress is our cause; liberty of thought our supreme wish; freedom of conscience our mission; and the guarantee of equal rights to all people everywhere our ultimate goal.