| Name | Party | Ward | End of Term |
|---|
| Jason McLellan | Labour Party | Bodelwyddan | 2021 |
| Martyn Holland | Conservative and Unionist | Corwen | 2021 |
| Hugh Carson Irving | Conservative and Unionist | Denbigh Central | 2021 |
| Cefyn Williams | Plaid Cymru - The Party of Wales | Denbigh Lower | 2021 |
| Julian Thompson-Hill | Conservative and Unionist | Denbigh Lower | 2021 |
| Anton Sampson | Conservative and Unionist | Denbigh Upper/Henllan | 2021 |
| Hugh Evans | Independent / Other | Denbigh Upper/Henllan | 2021 |
| Gwyneth Kensler | Plaid Cymru - The Party of Wales | Dyserth | 2021 |
| Huw Williams | Conservative and Unionist | Efenechtyd | 2021 |
| Colin Hughes | Labour Party | Llanarmon-yn-Ial/Llandegla | 2021 |
| Arwel Roberts | Plaid Cymru - The Party of Wales | Llanbedr Dyffryn Clwyd/Llangynhafal | 2021 |
| Eryl Williams | Plaid Cymru - The Party of Wales | Llandrillo | 2021 |
| Alice Jones | Plaid Cymru - The Party of Wales | Llandyrnog | 2021 |
| Joe Welch | Independent / Other | Llanfair Dyffryn Clwyd/Gwyddelwern | 2021 |
| Rhys Hughes | Plaid Cymru - The Party of Wales | Llangollen | 2021 |
| Barbara Smith | Independent / Other | Llangollen | 2021 |
| Huw Jones | Plaid Cymru - The Party of Wales | Llanrhaeadr-yng-Nghinmeirch | 2021 |
| Geraint Lloyd-Williams | Labour Party | Prestatyn Central | 2021 |
| Alan James | Labour Party | Prestatyn Central | 2021 |
| Gareth Sandilands | Labour Party | Prestatyn East | 2021 |
| Win Mullen-James | Labour Party | Prestatyn East | 2021 |
| David Gwyn Williams | Independent / Other | Prestatyn Meliden | 2021 |
| Jeanette Chamberlain-Jones | Labour Party | Prestatyn North | 2021 |
| Carys Guy | Labour Party | Prestatyn North | 2021 |
| Huw Hilditch-Roberts | Independent / Other | Prestatyn North | 2021 |
| Bobby Feeley | Independent / Other | Prestatyn South West | 2021 |
| Joan Butterfield | Labour Party | Prestatyn South West | 2021 |
| Brian Blakeley | Labour Party | Rhuddlan | 2021 |
| Dewi Owens | Conservative and Unionist | Rhuddlan | 2021 |
| Peter Evans | Independent / Other | Rhyl East | 2021 |
| Pete Prendergast | Labour Party | Rhyl East | 2021 |
| Cheryl Williams | Labour Party | Rhyl South | 2021 |
| Bill Cowie | Independent / Other | Rhyl South | 2021 |
| David Smith | Independent / Other | Rhyl South East | 2021 |
| David Simmons | Labour Party | Rhyl South East | 2021 |
| Pat Jones | Labour Party | Rhyl South East | 2021 |
| Merfyn Parry | Independent / Other | Rhyl South West | 2021 |
| Peter Duffy | Independent / Other | Rhyl South West | 2021 |
| Stuart Davies | Independent / Other | Rhyl West | 2021 |
| Bill Tasker | Labour Party | Rhyl West | 2021 |
| Mark John Young | Independent / Other | Ruthin | 2021 |
| Vacancy | Vacant | Ruthin | 2021 |
| Meirick Lloyd Davies | Plaid Cymru - The Party of Wales | Ruthin | 2021 |
| Paul Penlington | Labour Party | St. Asaph East | 2021 |
| Bob Murray | Labour Party | St. Asaph West | 2021 |
| Ann Davies | Conservative and Unionist | Trefnant | 2021 |
| Barry Mellor | Labour Party | Tremeirchion | 2021 |