Below are the confirmed results from the South Tottenham ward by-election which took place on Wednesday 4 October 2023:
| Name of candidate (surname first) | Description | Votes | Elected? |
|---|---|---|---|
| Grosskopf Mark | Labour Party Candidate | 1,268 | Yes |
| McKinley Jonathan Michael David | Green Party | 235 | |
| Royde Shloime | Conservative Party Candidate | 286 | |
| Schmitz David Reuben | Liberal Democrats | 71 |
- Number of rejected papers: 11
- Turnout: 1,872
- Percentage turnout: 20.23%