| Name | Party | Ward | End of Term |
|---|
| Stephen Boulton | Conservative and Unionist | Brookmans Park and Little Heath | 2020 |
| John Dean | Conservative and Unionist | Brookmans Park and Little Heath | 2022 |
| Jonathan Boulton | Conservative and Unionist | Brookmans Park and Little Heath | 2019 |
| Mike Larkins | Labour Party | Haldens | 2020 |
| Nathaniel Chapman | Conservative and Unionist | Haldens | 2022 |
| Barbara Fitzsimon | Conservative and Unionist | Haldens | 2019 |
| Rachel Basch | Liberal Democrats | Handside | 2022 |
| Helen Bromley | Conservative and Unionist | Handside | 2019 |
| Fiona Thomson | Conservative and Unionist | Handside | 2020 |
| Maureen Cook | Labour Party | Hatfield Central | 2020 |
| Glyn Hayes | Labour Party | Hatfield Central | 2019 |
| Pankit Shah | Labour Party | Hatfield Central | 2022 |
| Caroline Gillett | Conservative and Unionist | Hatfield East | 2019 |
| Kerstin Holman | Conservative and Unionist | Hatfield East | 2020 |
| Lenny Brandon | Conservative and Unionist | Hatfield East | 2022 |
| James Broach | Labour Party | Hatfield South West | 2019 |
| John Fitzpatrick | Labour Party | Hatfield South West | 2020 |
| Kieran Thorpe | Labour Party | Hatfield South West | 2022 |
| Duncan Bell | Conservative and Unionist | Hatfield Villages | 2022 |
| Lynne Sparks | Conservative and Unionist | Hatfield Villages | 2020 |
| Howard Morgan | Conservative and Unionist | Hatfield Villages | 2019 |
| Margaret Birleson | Labour Party | Hollybush | 2019 |
| Lynn Chesterman | Labour Party | Hollybush | 2022 |
| Nick Pace | Conservative and Unionist | Hollybush | 2020 |
| Max Holloway | Labour Party | Howlands | 2022 |
| Jill Weston | Labour Party | Howlands | 2019 |
| Alan Chesterman | Labour Party | Howlands | 2020 |
| George Michaelides | Conservative and Unionist | Northaw and Cuffley | 2019 |
| Bernard Sarson | Conservative and Unionist | Northaw and Cuffley | 2022 |
| Irene Dean | Conservative and Unionist | Northaw and Cuffley | 2020 |
| Martyn Levitt | Conservative and Unionist | Panshanger | 2020 |
| Darren Bennett | Conservative and Unionist | Panshanger | 2022 |
| Sara Glick | Conservative and Unionist | Panshanger | 2019 |
| Steve Roberts | Labour Party | Peartree | 2022 |
| Steve Roberts | Labour Party | Peartree | 2019 |
| Malcolm Cowan | Liberal Democrats | Peartree | 2020 |
| Patricia Mabbott | Conservative and Unionist | Sherrards | 2019 |
| Harry Bower | Conservative and Unionist | Sherrards | 2020 |
| Jon Beckerman | Conservative and Unionist | Sherrards | 2022 |
| Paul Zukowskyj | Liberal Democrats | Welham Green and Hatfield South | 2020 |
| Tom Bailey | Liberal Democrats | Welham Green and Hatfield South | 2019 |
| Helen Quenet | Liberal Democrats | Welham Green and Hatfield South | 2022 |
| Roger Trigg | Conservative and Unionist | Welwyn East | 2019 |
| Julie Cragg | Conservative and Unionist | Welwyn East | 2020 |
| Steven Markiewicz | Conservative and Unionist | Welwyn East | 2022 |
| Nick Taylor | Conservative and Unionist | Welwyn West | 2022 |
| Tony Kingsbury | Conservative and Unionist | Welwyn West | 2019 |
| Mandy Perkins | Conservative and Unionist | Welwyn West | 2020 |