| Party | Name | Ward | End of Term | Byelection |
|---|
| LD | Bob Pullin | Beauchief and Greenhill | 07-05-2020 | - |
| LD | Richard Shaw | Beauchief and Greenhill | 02-05-2019 | - |
| LD | Simon Clement-Jones | Beauchief and Greenhill | 05-05-2022 | - |
| LAB | Chris Rosling-Josephs | Beighton | 05-05-2022 | - |
| LAB | Ian Saunders | Beighton | 02-05-2019 | - |
| LAB | Sophie Wilson | Beighton | 07-05-2020 | - |
| LAB | Denise Fox | Birley | 02-05-2019 | - |
| LAB | Bryan Lodge | Birley | 07-05-2020 | - |
| LAB | Karen McGowan | Birley | 05-05-2022 | - |
| LAB | Michelle Cook | Broomhill and Sharrow Vale | 07-05-2020 | - |
| GRN | Magid Magid | Broomhill and Sharrow Vale | 02-05-2019 | - |
| GRN | Kaltum Rivers | Broomhill and Sharrow Vale | 05-05-2022 | - |
| LAB | Jackie Drayton | Burngreave | 07-05-2020 | - |
| LAB | Talib Hussain | Burngreave | 02-05-2019 | - |
| LAB | Mark Jones | Burngreave | 05-05-2022 | - |
| GRN | Douglas Johnson | City | 07-05-2020 | - |
| GRN | Robert Murphy | City | 02-05-2019 | - |
| GRN | Martin Phipps | City | 05-05-2022 | - |
| LD | Adam Hanrahan | Crookes and Crosspool | 02-05-2019 | - |
| LAB | Anne Murphy | Crookes and Crosspool | 07-05-2020 | - |
| LD | Mohammed Mahroof | Crookes and Crosspool | 05-05-2022 | - |
| LAB | Mazher Iqbal | Darnall | 07-05-2020 | - |
| LAB | Mary Lea | Darnall | 02-05-2019 | - |
| LAB | Zahira Naz | Darnall | 05-05-2022 | - |
| LD | Joe Otten | Dore and Totley | 02-05-2019 | - |
| LD | Colin Ross | Dore and Totley | 07-05-2020 | - |
| LD | Martin Smith | Dore and Totley | 05-05-2022 | - |
| LAB | Andy Bainbridge | East Ecclesfield | 07-05-2020 | - |
| LAB | Steve Wilson | East Ecclesfield | 02-05-2019 | - |
| LAB | Moya O'Rourke | East Ecclesfield | 05-05-2022 | - |
| LD | Roger Davison | Ecclesall | 07-05-2020 | - |
| LD | Shaffaq Mohammed | Ecclesall | 05-05-2022 | - |
| LD | Paul Scriven | Ecclesall | 02-05-2019 | - |
| LAB | Abdul Khayum | Firth Park | 02-05-2019 | - |
| LAB | Alan Law | Firth Park | 07-05-2020 | - |
| LAB | Abtisam Mohamed | Firth Park | 05-05-2022 | - |
| LD | Sue Alston | Fulwood | 07-05-2020 | - |
| LD | Andrew Sangar | Fulwood | 02-05-2019 | - |
| LD | Cliff Woodcraft | Fulwood | 05-05-2022 | - |
| LAB | Lewis Dagnall | Gleadless Valley | 07-05-2020 | - |
| LAB | Cate McDonald | Gleadless Valley | 05-05-2022 | - |
| LAB | Chris Peace | Gleadless Valley | 02-05-2019 | - |
| LD | Ian Auckland | Graves Park | 07-05-2020 | - |
| LD | Sue Auckland | Graves Park | 02-05-2019 | - |
| LD | Steve Ayris | Graves Park | 05-05-2022 | - |
| LAB | Bob Johnson | Hillsborough | 07-05-2020 | - |
| LAB | George Lindars-Hammond | Hillsborough | 02-05-2019 | - |
| LAB | Josie Paszek | Hillsborough | 05-05-2022 | - |
| LAB | Lisa Banes | Manor Castle | 02-05-2019 | - |
| LAB | Terry Fox | Manor Castle | 05-05-2022 | - |
| LAB | Pat Midgley | Manor Castle | 07-05-2020 | - |
| LAB | David Barker | Mosborough | 02-05-2019 | - |
| LAB | Tony Downing | Mosborough | 07-05-2020 | - |
| LD | Gail Smith | Mosborough | 05-05-2022 | - |
| LAB | Mohammad Maroof | Nether Edge and Sharrow | 02-05-2019 | - |
| GRN | Alison Teal | Nether Edge and Sharrow | 05-05-2022 | - |
| LAB | Jim Steinke | Nether Edge and Sharrow | 07-05-2020 | - |
| LAB | Julie Dore | Park and Arbourthorne | 07-05-2020 | - |
| LAB | Ben Miskell | Park and Arbourthorne | 02-05-2019 | - |
| LAB | Jack Scott | Park and Arbourthorne | 05-05-2022 | - |
| LAB | Mike Drabble | Richmond | 07-05-2020 | - |
| LAB | Dianne Hurst | Richmond | 02-05-2019 | - |
| LAB | Peter Rippon | Richmond | 05-05-2022 | - |
| LAB | Dawn Dale | Shiregreen and Brightside | 02-05-2019 | - |
| LAB | Peter Price | Shiregreen and Brightside | 07-05-2020 | - |
| LAB | Garry Weatherall | Shiregreen and Brightside | 05-05-2022 | - |
| LAB | Tony Damms | Southey | 07-05-2020 | - |
| LAB | Jayne Dunn | Southey | 05-05-2022 | - |
| LAB | Mike Chaplin | Southey | 02-05-2019 | - |
| LD | David Baker | Stannington | 07-05-2020 | - |
| LD | Penny Baker | Stannington | 02-05-2019 | - |
| LD | Vickie Priestley | Stannington | 05-05-2022 | - |
| UKI | Jack Clarkson | Stocksbridge and Upper Don | 07-05-2020 | - |
| UKI | Keith Davis | Stocksbridge and Upper Don | 02-05-2019 | - |
| LAB | Francyne Johnson | Stocksbridge and Upper Don | 05-05-2022 | - |
| LAB | Olivia Blake | Walkley | 07-05-2020 | - |
| LAB | Ben Curran | Walkley | 02-05-2019 | - |
| LAB | Neale Gibson | Walkley | 05-05-2022 | - |
| UKI | John Booker | West Ecclesfield | 02-05-2019 | - |
| LAB | Adam Hurst | West Ecclesfield | 07-05-2020 | - |
| LD | Mike Levery | West Ecclesfield | 05-05-2022 | - |
| LAB | Mick Rooney | Woodhouse | 07-05-2020 | - |
| LAB | Jackie Satur | Woodhouse | 02-05-2019 | - |
| LAB | Paul Wood | Woodhouse | 05-05-2022 | - |