Administrators
| No. | Name | Years in office | |
|---|---|---|---|
| Principals | |||
| 1. | Vice Grand Secretary Chit | 1914–1916 | |
| 2. | Vice Grand Secretary Pui Yuwawan | 1916–1922 | |
| 3. | Vice Grand Secretary Chuea Kusonlawong | 1922–1925 | |
| 4. | Vice Grand Secretary Amnuai Makhatsathian | 1925–1927 | |
| 5. | Vice Grand Secretary Khun Minanan | 1927-1929 (First period) 1930-1932 (Second period) |
|
| 6. | Vice Grand Secretary Dai Buranakon | 1929–1932 | |
| 7. | Vice Grand Secretary Inthrathat Sirorot | 1932–1935 | |
| Headmasters | |||
| 8. | Khuang Sukhonthasan | 1935–1938 | |
| 9. | Uthit Patchimaphirom | 1938–1941 | |
| 10. | Sophit Sukkasem | 1941–1953 | |
| 11. | Prasit Thanapanyo | 1953–1962 | |
| 12. | Muan Thanachaikhan | 1962–1969 | |
| 13. | Banchong Phongsat | 1969–1977 | |
| Directors | |||
| 14. | Somsak Sisuwan | 1977–1984 | |
| 15. | Prasit Saenchai | 1984–1987 | |
| 16. | Arun Asa | 1987–1989 | |
| 17. | Bunsong Chailam | 1989–1994 | |
| 18. | Thara Chatuprayun | 1994–2000 | |
| 19. | Kittichot Hoiyiphu | 2000-2004 (First period) 2004-January 9, 2007 (Second period) |
|
| 20. | Pricha Phuanukunnon | January 10, 2007-January 25, 2008 | |
| 21. | Kittichai Thongpanya (Director ad interim) |
January 26, 2008-June 30, 2008 | |
| 22. | Thawisak Phiphatthanasak | July 1, 2008-September 30, 2010 | |
| 23. | Yutthasak Supphaphatthrayut (Director ad interim) |
October 1, 2010–December 23, 2010 | |
| 24. | Prasoet Kanthawang | December 24, 2010–present | |
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