| Mr Noel Butler | 07 May 2015 | 02 May 2019 |
| Mr Leslie Caborn | 02 May 1991 | 11 May 2015 |
| Mr Gordon Cain | 07 May 2015 | 02 May 2019 |
| Mrs Patricia Cain J.P. | 07 May 2015 | 02 May 2019 |
| Heather Calver | 02 May 2019 | 19 September 2019 |
| Mr Michael Francis Coker MBE | 06 May 1999 | 02 May 2019 |
| John Cooke | 07 May 2015 | 08 May 2023 |
| Mr Roger Charles Henry Copping M.A. | 04 May 1995 | 11 May 2015 |
| Lara Cron | 08 May 2023 | 05 August 2025 |
| Mr Stephen Paul Cross | 05 May 2011 | 02 May 2019 |