Constituency
Cardiff South and Penarth
At a glance
The MP for Cardiff South and Penarth is Stephen Doughty (Labour (Co-op)), who has held the seat since winning a by-election in November 2012. At the 2024 general election the seat was a Lab hold: he took 44.5% of the vote for a majority of 11,767, on a 53.6% turnout. Compared with the 2019 general election, the Labour share of the vote was down 9.6 points, and turnout fell from 64.2%.
2024 general election result
Majority 11,767 · Turnout 53.6% · Electorate 73,060
| Candidate | Party | Votes | Share |
|---|---|---|---|
| Stephen Doughty | Labour | 17,428 | 44.5% |
| Anthony Slaughter | Green Party | 5,661 | 14.5% |
| Ellis Smith | Conservative | 5,459 | 13.9% |
| Simon Llewellyn | Reform UK | 4,493 | 11.5% |
| Sharifah Rahman | Plaid Cymru | 3,227 | 8.2% |
| Alex Wilson | Liberal Democrat | 2,908 | 7.4% |
Past election results
Every General Election and by-election in this seat, newest first. Open one for the full candidate list.
| Election | Winner | Result | Majority |
|---|---|---|---|
| 2024 | Stephen Doughty (Lab) | Lab hold | 11,767 |
| 2019 | Stephen Doughty (Lab) | Lab hold | 12,737 |
| 2017 | Stephen Doughty (Lab) | Lab hold | 14,864 |
| 2015 | Stephen Doughty (Lab) | Lab hold | 7,453 |
| 2012 by-election | Stephen Doughty (Lab) | Lab hold | 5,334 |
| 2010 | Alun Michael (Lab) | Lab hold | 4,709 |
Members for this seat
Everyone who has won the seat at the elections in our records, which begin with the 2010 general election. Members before then are not shown.
| Member | Party | Period |
|---|---|---|
| Stephen Doughty | Labour | 2012 by-election to present |
| Alun Michael | Labour | 2010 to 2012 |
Source: 2024 general election result from the official Parliament constituency profile.