Workers Party of Britain By-elections
| Election | Constituency | Candidate | Vote count | Vote share | Position |
| 8 October 2026 | Holborn and St Pancras | George Galloway | 314 | 1.2% | 7th |
| 1 May 2025 | Runcorn and Helsby | Peter Ford | 164 | 0.5% | 9th |
| 29 February 2024 | Rochdale | George Galloway | 12,335 | 39.7% | 1st |
| 1 July 2021 | Batley and Spen | George Galloway | 8,264 | 21.9% | 3rd |