| Name | Party | Ward | End of Term |
|---|
| Garry Shortland | Liberal Democrats | Avishayes | 2019 |
| Martin Wale | Conservative and Unionist | Blackdown | 2019 |
| William Wallace | Conservative and Unionist | Blackmoor Vale | 2019 |
| Vacancy | Vacant | Blackmoor Vale | 2019 |
| Anna Groskop | Conservative and Unionist | Bruton | 2019 |
| Sarah Lindsay | Conservative and Unionist | Brympton | 2019 |
| Peter Seib | Liberal Democrats | Brympton | 2019 |
| Derek Yeomans | Conservative and Unionist | Burrow Hill | 2019 |
| Mike Lewis | Conservative and Unionist | Camelot | 2019 |
| Henry Hobhouse | Liberal Democrats | Cary | 2019 |
| Nick Weeks | Conservative and Unionist | Cary | 2019 |
| Gina Seaton | Conservative and Unionist | Coker | 2019 |
| Cathy Bakewell | Liberal Democrats | Coker | 2019 |
| Amanda Broom | Liberal Democrats | Combe | 2019 |
| Marcus Barrett | Conservative and Unionist | Crewkerne | 2019 |
| Angie Singleton | Liberal Democrats | Crewkerne Town | 2019 |
| Mike Best | Liberal Democrats | Crewkerne Town | 2019 |
| Jenny Kenton | Liberal Democrats | Crimchard | 2019 |
| Tiffany Osborne | Conservative and Unionist | Curry Rivel | 2019 |
| Paul Maxwell | Liberal Democrats | Eggwood | 2019 |
| Sylvia Seal | Liberal Democrats | Hamdon | 2019 |
| Jason Baker | Liberal Democrats | Holyrood | 2019 |
| Carol Goodall | Liberal Democrats | Ilminster Town | 2019 |
| Val Keitch | Liberal Democrats | Ilminster Town | 2019 |
| Sue Steele | Conservative and Unionist | Islemoor | 2019 |
| Tony Capozzoli | Independent / Other | Ivelchester | 2019 |
| Dave Bulmer | Independent / Other | Jocelyn | 2019 |
| Clare Paul | Conservative and Unionist | Langport and Huish | 2019 |
| Neil Bloomfield | Conservative and Unionist | Martock | 2019 |
| Graham Middleton | Conservative and Unionist | Martock | 2019 |
| Sarah Dyke | Liberal Democrats | Milborne Port | 2019 |
| Linda Vijeh | Conservative and Unionist | Neroche | 2019 |
| David Norris | Conservative and Unionist | Northstone | 2019 |
| Ric Pallister | Liberal Democrats | Parrett | 2019 |
| Crispin Raikes | Liberal Democrats | South Petherton | 2019 |
| Adam Dance | Liberal Democrats | South Petherton | 2019 |
| Jo Roundell Greene | Liberal Democrats | St Michaels | 2019 |
| Andrew Turpin | Independent / Other | Tatworth and Forton | 2019 |
| Mike Beech | Conservative and Unionist | Tower | 2019 |
| Gerard Tucker | Conservative and Unionist | Turn Hill | 2019 |
| Graham Oakes | Liberal Democrats | Wards Of Yeovil Without | 2019 |
| Mike Lock | Liberal Democrats | Wards Of Yeovil Without | 2019 |
| Gye Dibben | Conservative and Unionist | Wards Of Yeovil Without | 2019 |
| Stephen Page | Liberal Democrats | Wessex | 2019 |
| Dean Ruddle | Conservative and Unionist | Wessex | 2019 |
| Colin Winder | Conservative and Unionist | Wincanton | 2019 |
| Nick Colbert | Conservative and Unionist | Wincanton | 2019 |
| Sue Osborne | Conservative and Unionist | Windwhistle | 2019 |
| Kaysar Hussain | Liberal Democrats | Yeovil | 2019 |
| Nigel Gage | Conservative and Unionist | Yeovil | 2019 |
| Tony Lock | Liberal Democrats | Yeovil | 2019 |
| Andy Kendall | Liberal Democrats | Yeovil | 2019 |
| Peter Gubbins | Liberal Democrats | Yeovil | 2019 |
| Wes Read | Liberal Democrats | Yeovil | 2019 |
| John Field | Conservative and Unionist | Yeovil | 2019 |
| John Clark | Liberal Democrats | Yeovil | 2019 |
| Rob Stickland | Liberal Democrats | Yeovil | 2019 |
| David Recardo | Liberal Democrats | Yeovil | 2019 |
| Sam McAllister | Conservative and Unionist | Yeovil | 2019 |
| Alan Smith | Liberal Democrats | Yeovil | 2019 |