| Name | Party | Ward | End of Term |
|---|
| Andrew Wallis | Independent / Other | Altarnun | 2021 |
| Steve Chamberlain | Conservative and Unionist | Bodmin St Leonard | 2021 |
| Gary King | Independent / Other | Bodmin St Mary's | 2021 |
| Stephanie McWilliam | UK Independence Party (UKIP) | Bodmin St Petroc | 2021 |
| Steve Knightley | Liberal Democrats | Breage, Germoe and Sithney | 2021 |
| John Bastin | Conservative and Unionist | Bude | 2021 |
| John Pollard | Independent / Other | Bude | 2021 |
| Dave Sleeman | Liberal Democrats | Bugle | 2021 |
| Tim Andrewes | Independent / Other | Callington | 2021 |
| Sue James | Liberal Democrats | Camborne Pendarves | 2021 |
| Jude Robinson | Labour Party | Camborne Roskear | 2021 |
| Glenton Brown | Liberal Democrats | Camborne Trelowarren | 2021 |
| Chris Batters | Liberal Democrats | Camborne Treslothan | 2021 |
| Geoff Brown | Liberal Democrats | Camborne Treswithian | 2021 |
| John Dyer | Conservative and Unionist | Camelford | 2021 |
| Tony Martin | Conservative and Unionist | Carharrack, Gwennap and St Day | 2021 |
| Paula Dolphin | Liberal Democrats | Chacewater, Kenwyn and Baldhu | 2021 |
| Nathan Billings | Liberal Democrats | Constantine, Mawnan and Budock | 2021 |
| Paul White | Independent / Other | Crowan and Wendron | 2021 |
| Dominic Fairman | Liberal Democrats | Falmouth Arwenack | 2021 |
| Joanna Kenny | Liberal Democrats | Falmouth Boslowick | 2021 |
| Ian Thomas | Independent / Other | Falmouth Penwerris | 2021 |
| Loveday Jenkin | Mebyon Kernow - The Party for Cornwall | Falmouth Smithick | 2021 |
| Phil Seeva | Conservative and Unionist | Falmouth Trescobeas | 2021 |
| Bob Austin | Liberal Democrats | Feock and Playing Place | 2021 |
| Patrick Lambshead | Conservative and Unionist | Four Lanes | 2021 |
| Bert Biscoe | Independent / Other | Fowey and Tywardreath | 2021 |
| Fred Greenslade | Independent / Other | Grenville and Stratton | 2021 |
| Derek Holley | Independent / Other | Gulval and Heamoor | 2021 |
| Lisa Dolley | Independent / Other | Gunnislake and Calstock | 2021 |
| Simon Rix | Liberal Democrats | Gwinear-Gwithian and St Erth | 2021 |
| Mike Pearn MBE | Conservative and Unionist | Hayle North | 2021 |
| Vivian Hall | Conservative and Unionist | Hayle South | 2021 |
| Tim Dwelly | Labour Party | Helston North | 2021 |
| Carolyn Rule | Independent / Other | Helston South | 2021 |
| Sally Hawken | Independent / Other | Illogan | 2021 |
| Roger Harding | Conservative and Unionist | Ladock, St Clement and St Erme | 2021 |
| John Coombe | Independent / Other | Lanivet and Blisland | 2021 |
| Candy Atherton | Labour Party | Lanner and Stithians | 2021 |
| David Saunby | Independent / Other | Launceston Central | 2021 |
| John Wood | Independent / Other | Launceston North and North Petherwin | 2021 |
| Sandra Heyward | Independent / Other | Launceston South | 2021 |
| Maggie Vale | Liberal Democrats | Lelant and Carbis Bay | 2021 |
| John Keeling MBE | Conservative and Unionist | Liskeard East | 2021 |
| Jackie Bull | Liberal Democrats | Liskeard North | 2021 |
| Nigel Pearce | Liberal Democrats | Liskeard West and Dobwalls | 2021 |
| Dorothy Kirk | Labour Party | Looe East | 2021 |
| Phil Martin | Independent / Other | Looe West, Lansallos and Lanteglos | 2021 |
| Loic Rich | Independent / Other | Lostwithiel | 2021 |
| David Ekinsmyth | Liberal Democrats | Ludgvan | 2021 |
| Jim Candy | Liberal Democrats | Lynher | 2021 |
| Michael Callan | Independent / Other | Mabe, Perranarworthal and St Gluvias | 2021 |
| Adam Paynter | Liberal Democrats | Marazion and Perranuthnoe | 2021 |
| Paul Summers | Liberal Democrats | Menheniot | 2021 |
| David Parsons | Liberal Democrats | Mevagissey | 2021 |
| Pat Rogerson | Liberal Democrats | Mount Charles | 2021 |
| Malcolm Harris | Independent / Other | Mount Hawke and Portreath | 2021 |
| Walter Sanger | Conservative and Unionist | Mullion and Grade-Ruan | 2021 |
| David Hughes | Liberal Democrats | Newlyn and Goonhavern | 2021 |
| Edwina Hannaford | Liberal Democrats | Newlyn and Mousehole | 2021 |
| Des Curnow | Independent / Other | Newquay Central | 2021 |
| Andrew Mitchell | Independent / Other | Newquay Pentire | 2021 |
| Pete Mitchell | Liberal Democrats | Newquay Treloggan | 2021 |
| Derris Watson | Liberal Democrats | Newquay Tretherras | 2021 |
| Mike Eddowes | Conservative and Unionist | Newquay Treviglas | 2021 |
| Joe Ellison | Independent / Other | Padstow | 2021 |
| Jeremy Rowe | Liberal Democrats | Par and St Blazey Gate | 2021 |
| Roy Taylor | Liberal Democrats | Penryn East and Mylor | 2021 |
| James Mustoe | Conservative and Unionist | Penryn West | 2021 |
| Bob Egerton | Independent / Other | Penwithick and Boscoppa | 2021 |
| Jon Stoneman | Independent / Other | Penzance Central | 2021 |
| Matthew Luke | Mebyon Kernow - The Party for Cornwall | Penzance East | 2021 |
| Sue Nicholas | Conservative and Unionist | Penzance Promenade | 2021 |
| Tom French | Conservative and Unionist | Perranporth | 2021 |
| Nicky Chopak | Liberal Democrats | Pool and Tehidy | 2021 |
| Cornelius Olivier | Labour Party | Porthleven and Helston West | 2021 |
| Julian German | Independent / Other | Poundstock | 2021 |
| John Herd | Conservative and Unionist | Probus, Tregony and Grampound | 2021 |
| Malcolm Moyle | Labour Party | Rame Peninsula | 2021 |
| Joyce Duffin | Liberal Democrats | Redruth Central | 2021 |
| Andrew Long | Mebyon Kernow - The Party for Cornwall | Redruth North | 2021 |
| Peter Williams | Conservative and Unionist | Redruth South | 2021 |
| Dick Cole | Mebyon Kernow - The Party for Cornwall | Roche | 2021 |
| Benedicte Jenkinson | Conservative and Unionist | Roseland | 2021 |
| Roy Mann | Conservative and Unionist | Saltash East | 2021 |
| Gemma Massey | Liberal Democrats | Saltash North | 2021 |
| Mark Kaczmarek | Independent / Other | Saltash South | 2021 |
| Geoffrey Evans | Conservative and Unionist | Saltash West | 2021 |
| Armand Toms | Independent / Other | St Agnes | 2021 |
| Hilary Frank | Liberal Democrats | St Austell Bay | 2021 |
| Tim Deeble | Independent / Other | St Austell Bethel | 2021 |
| Bill Maddern | Conservative and Unionist | St Austell Gover | 2021 |
| Mike Eathorne-Gibbons | Independent / Other | St Austell Poltair | 2021 |
| Michael George | Liberal Democrats | St Blazey | 2021 |
| Mary May | Independent / Other | St Buryan | 2021 |
| Pat Harvey | Independent / Other | St Cleer | 2021 |
| Robert Webber | Labour Party | St Columb Major | 2021 |
| Alan Jewell | Conservative and Unionist | St Dennis and Nanpean | 2021 |
| Mario Fonk | Liberal Democrats | St Dominick, Harrowbarrow and Kelly Bray | 2021 |
| Hanna Toms | Independent / Other | St Enoder | 2021 |
| Roger Holmes | Independent / Other | St Germans and Landulph | 2021 |
| Douglas Scrafton | Liberal Democrats | St Issey and St Tudy | 2021 |
| Rob Rotchell | Liberal Democrats | St Ives East | 2021 |
| Lionel Pascoe | Conservative and Unionist | St Ives West | 2021 |
| Jim McKenna | Independent / Other | St Just In Penwith | 2021 |
| Liz Penhaligon | Conservative and Unionist | St Keverne and Meneage | 2021 |
| Jade Farrington | Liberal Democrats | St Mawgan and Colan | 2021 |
| Neil Burden | Independent / Other | St Mewan | 2021 |
| Rob Nolan | Liberal Democrats | St Minver and St Endellion | 2021 |
| Karen McHugh | Liberal Democrats | St Stephen-In-Brannel | 2021 |
| Judith Haycock | Independent / Other | St Teath and St Breward | 2021 |
| Jim Flashman | Conservative and Unionist | Stokeclimsland | 2021 |
| Fiona Ferguson | Conservative and Unionist | Threemilestone and Gloweth | 2021 |
| Ann Kerridge | Liberal Democrats | Tintagel | 2021 |
| Richard Buscombe | Liberal Democrats | Torpoint East | 2021 |
| Malcolm Brown | Liberal Democrats | Torpoint West | 2021 |
| Steve Rogerson | Liberal Democrats | Trelawny | 2021 |
| Godfrey John Fitter | Conservative and Unionist | Truro Boscawen | 2021 |
| George Trubody | Independent / Other | Truro Redannick | 2021 |
| Daniel Pugh | Conservative and Unionist | Truro Tregolls | 2021 |
| Brian Hobbs | Liberal Democrats | Truro Trehaverne | 2021 |
| Andy Penny | Independent / Other | Wadebridge East | 2021 |
| John Thomas | Independent / Other | Wadebridge West | 2021 |