| Period | Chair |
| 1976 -78 | David Coleman |
| 1978 -80 | John Varley |
| 1980 -81 | Vina Kirkpatrick |
| 1981 -82 | Michael Grant |
| 1982 -84 | Jim Ritchie |
| 1984 -86 | Graham Payne |
| 1986 -88 | David Steele |
| 1988 -91 | Gordon Forbes |
| 1991 -93 | Paul Harnden |
| 1993 -2001 | Malcolm Webster |
| 2001 -03 | Colin Morsley |
| 2003 -04 | Ewen Hatchwell |
| 2004 -06 | Martin Thompson |
| 2006 -07 | Ali Odds |
| 2007 -09 | Paddy Grant |
| 2009 -11 | David Milne |
| 2011 -14 | Andy Roberts |
| 2014 -16 | Mags Watson |