| 1935-52 | C.T. Mabey |
| 1953-58 | H.F. Smith |
| 1959-63 | C.A. Lewis |
| 1964-74 | R.S. Hopper |
| 1975-79 | J.T. Patterson |
| 1980-86 | W.L.F. Hughes |
| 1987-89 | R.N.deC. Thompson |
| 1990-95 | J.A.W. Gibson |
| 1996-98 | M. Rawlings |
| 1999-2001 | D. Rokison |
| 2002-04 | C.J. Varcoe |
| 2005-07 | R.K. Hollidge |
| 2008-10 | R.A. Glynne-Jones |
| 2011-13 | M.J. Spanswick |
| 2014-16 | M.D.G. Wilkinson |
| 2017-19 | D.S. Thompson |
| 2020- | P. G. Burley |
