| Number | Begin | End | Name |
| 38 | December 2022 | | Michael J. Shelton |
| 37 | December 2021 | December 2022 | Jacob B. Thomas |
| 36 | January 2021 | December 2021 | John Michael M. Cristler, IV |
| 35 | December 2019 | January 2021 | David Y. Black |
| 34 | February 2019 | December 2019 | Levi J. Holder |
| 33 | September 2018 | February 2019 | Daniel G. Valcho |
| 32 | December 2011 | June 2012 | Brad M. Burkart |
| 31 | May 2011 | December 2011 | Sam Boutwell |
| 30 | April 2011 | May 2011 | Donald Priebe |
| 29 | March 2006 | October 2006 | John M. Greene |
| 28 | May 2005 | March 2006 | Adam M. O'Neal |
| 27 | November 2004 | May 2005 | David K. Webb |
| 26 | August 2004 | November 2004 | Austin Lash |
| 25 | March 2004 | August 2004 | Brett M. Shirley |
| 24 | April 2003 | March 2004 | Richard N, Lewism Jr, |
| 23 | May 2002 | April 2003 | Jared T. Beville |
| 22 | May 2001 | May 2002 | Gordon G. Grant IV |
| 21 | October 2000 | May 2001 | Bridger L. DeVille |
| 20 | October 1999 | October 2000 | Jeremy Lee |
| 19 | October 1998 | October 1999 | Andrew James |
| 18 | February 1998 | October 1998 | Jack P. Love, Jr. |
| 17 | November 1996 | February 1998 | Mark E. Mahaffey |
| 16 | March 1996 | November 1996 | Jim Norris |
| 15 | November 1995 | March 1996 | John E. Denny |
| 14 | December 1994 | November 1995 | Jim Norris |
| 13 | December 1993 | December 1994 | Kenneth E. Myers |
| 12 | November 1992 | December 1993 | Jonathan W. Harrel |
| 11 | May 1992 | | Stephen G. Vekovius |
| 10 | August 1984 | May 1985 | David T. Johnson |
| 9 | August 1978 | May 1979 | David T. Johnson |
| 8 | January 1968 | December 1968 | Daniel M. Klug |
| 7 | January 1967 | December 1968 | Glenn B. Gremillion, Jr. |
| 6 | January 1950 | December 1951 | Radford B. Allen, Jr. |
| 5 | January 1949 | December 1949 | James W. Adams |
| 1 | | | Ronald J. Istre |
| 2 | | | James T. Hood |
| 3 | | | Daniel M. Klug |
| 4 | | | Dr. James W. Duke |