# Pontypridd (Senedd constituency)

Pontypridd is a constituency of the Senedd. It elects one Member of the Senedd by the first past the post method of election. It is also one of eight constituencies in the South Wales Central electoral region that elects four additional members (along with eight constituency members), to produce a degree of proportional representation for the region as a whole.

## Boundaries

The constituency was created for the first election to the Assembly, in 1999, with the name and boundaries of the Pontypridd Westminster constituency. It is within the preserved county of Mid Glamorgan.
The other seven constituencies of the region are Cardiff Central, Cardiff North, Cardiff South and Penarth, Cardiff West, Cynon Valley, Rhondda and Vale of Glamorgan.

## Voting

In general elections for the Senedd, each voter has two votes. The first vote may be used to vote for a candidate to become the Member of the Senedd for the voter's constituency, elected by the first past the post system. The second vote may be used to vote for a regional closed party list of candidates. Additional member seats are allocated from the lists by the d'Hondt method, with constituency results being taken into account in the allocation.

## Assembly Members and Members of the Senedd

| Election | Election | Member | Party | Portrait |
| | 1999 | Jane Davidson | Labour | |
| | 2011 | Mick Antoniw | Labour | |

## Elections
### Elections in the 2020s

2021 Senedd election: Pontypridd :
| Party | Party | Candidate | Constituency | Constituency | Constituency | Regional | Regional | Regional |
| Party | Party | Candidate | Votes | % | ±% | Votes | % | ±% |
| | Labour | Mick Antoniw | 11,511 | 41.8 | +2.4 | 10,629 | 38.5 | +3.0 |
| | Plaid Cymru | Heledd Fychan | 6,183 | 22.4 | +4.0 | 6,572 | 23.8 | +1.6 |
| | Conservative | Joel James | 5,658 | 20.5 | +5.2 | 5,800 | 21.0 | +7.2 |
| | Independent | Wayne Owen | 1,678 | 6.1 | New | | | |
| | Abolish | Michael Hughes | 785 | 2.8 | New | 1,093 | 4.0 | -0.4 |
| | Green | Ken Barker | 655 | 2.4 | +0.4 | 1,102 | 4.0 | +1.4 |
| | Liberal Democrats | Steven Rajam | 628 | 2.3 | -9.5 | 793 | 2.9 | -2.4 |
| | Reform UK | Jamie Jenkins | 458 | 1.7 | New | 348 | 1.3 | New |
| | UKIP | UKIP | UKIP | UKIP | UKIP | 393 | 1.4 | -12.2 |
| | Propel | Propel | Propel | Propel | Propel | 241 | 0.9 | New |
| | Gwlad | Gwlad | Gwlad | Gwlad | Gwlad | 201 | 0.7 | New |
| | No More Lockdowns | No More Lockdowns | No More Lockdowns | No More Lockdowns | No More Lockdowns | 135 | 0.5 | New |
| | Independent Alan Coulthard | Independent Alan Coulthard | Independent Alan Coulthard | Independent Alan Coulthard | Independent Alan Coulthard | 131 | 0.5 | New |
| | Communist | Communist | Communist | Communist | Communist | 83 | 0.3 | ±0.0 |
| | Workers Party | Workers Party | Workers Party | Workers Party | Workers Party | 42 | 0.2 | New |
| | TUSC | TUSC | TUSC | TUSC | TUSC | 40 | 0.1 | -0.2 |
| Majority | Majority | Majority | 5,328 | 19.4 | −1.6 |
| Turnout | Turnout | Turnout | 27,556 | | |
| | Labour hold | Labour hold | Swing | | |
| Notes ↑ Incumbent member for this constituency |||||||||

### Elections in the 2010s

Welsh Assembly Election 2016: Pontypridd :
| Party | Party | Candidate | Constituency | Constituency | Constituency | Regional | Regional | Regional |
| Party | Party | Candidate | Votes | % | ±% | Votes | % | ±% |
| | Labour | Mick Antoniw | 9,986 | 39.4 | -11.4 | 8,973 | 35.5 | -9.7 |
| | Plaid Cymru | Chad Richards | 4,659 | 18.4 | +4.9 | 5,609 | 22.2 | +8.5 |
| | Conservative | Joel James | 3,884 | 15.3 | -0.4 | 3,488 | 13.8 | -0.4 |
| | UKIP | Edwin Allen | 3,322 | 13.1 | New | 3,437 | 13.6 | +8.6 |
| | Liberal Democrats | Mike Powell | 2,979 | 11.8 | -6.1 | 1,335 | 5.3 | -5.1 |
| | Green | Ken Barker | 508 | 2.0 | New | 650 | 2.6 | -1.5 |
| | Abolish | Abolish | Abolish | Abolish | Abolish | 1,116 | 4.4 | New |
| | Women's Equality | Women's Equality | Women's Equality | Women's Equality | Women's Equality | 226 | 0.9 | New |
| | Monster Raving Loony | Monster Raving Loony | Monster Raving Loony | Monster Raving Loony | Monster Raving Loony | 162 | 0.6 | -0.1 |
| | Independent (Jonathan Bishop) | Independent (Jonathan Bishop) | Independent (Jonathan Bishop) | Independent (Jonathan Bishop) | Independent (Jonathan Bishop) | 119 | 0.5 | New |
| | TUSC | TUSC | TUSC | TUSC | TUSC | 76 | 0.3 | -0.1 |
| | Communist | Communist | Communist | Communist | Communist | 64 | 0.3 | ±0.0 |
| | Freedom to Choose / Vapers in Power | Freedom to Choose / Vapers in Power | Freedom to Choose / Vapers in Power | Freedom to Choose / Vapers in Power | Freedom to Choose / Vapers in Power | 36 | 0.0 | New |
| Majority | Majority | Majority | 5,328 | 21.0 | −11.9 |
| Turnout | Turnout | Turnout | 25,328 | | |
| | Labour hold | Labour hold | Swing | | |
Welsh Assembly Election 2011: Pontypridd :
| Party | Party | Candidate | Constituency | Constituency | Constituency | List | List | List |
| Party | Party | Candidate | Votes | % | ±% | Votes | % | ±% |
| | Labour | Mick Antoniw | 11,864 | 50.8 | +8.9 | 10,561 | 45.2 | +7.2 |
| | Liberal Democrats | Mike Powell | 4,170 | 17.9 | -9.5 | 2,435 | 10.4 | -6.7 |
| | Conservative | Joel James | 3,659 | 15.7 | +2.8 | 3,313 | 14.2 | +1.7 |
| | Plaid Cymru | Ioan Bellin | 3,139 | 13.5 | -4.3 | 3,196 | 13.7 | -4.6 |
| | Independent | Ken Owen | 501 | 2.1 | New |
| | UKIP | UKIP | UKIP | UKIP | UKIP | 1,163 | 5.0 | +1.7 |
| | Green | Green | Green | Green | Green | 951 | 4.1 | +0.5 |
| | Socialist Labour | Socialist Labour | Socialist Labour | Socialist Labour | Socialist Labour | 637 | 2.7 | +1.7 |
| | BNP | BNP | BNP | BNP | BNP | 498 | 2.1 | -1.7 |
| | Welsh Christian | Welsh Christian | Welsh Christian | Welsh Christian | Welsh Christian | 249 | 1.1 | ±0.0 |
| | Monster Raving Loony | Monster Raving Loony | Monster Raving Loony | Monster Raving Loony | Monster Raving Loony | 167 | 0.7 | New |
| | TUSC | TUSC | TUSC | TUSC | TUSC | 101 | 0.4 | New |
| | Communist | Communist | Communist | Communist | Communist | 73 | 0.3 | -0.1 |
| Majority | Majority | Majority | 7,694 | 32.9 | +18.4 |
| Turnout | Turnout | Turnout | 34,431 | 51.9 | +11.0 |
| | Labour hold | Labour hold | Swing | +9.8 | |
Regional ballots rejected at the count: 147

### Elections in the 2000s

Welsh Assembly Election 2007: Pontypridd :
| Party | Party | Candidate | Constituency | Constituency | Constituency | Regional | Regional | Regional |
| Party | Party | Candidate | Votes | % | ±% | Votes | % | ±% |
| | Labour | Jane Davidson | 9,836 | 41.9 | -8.1 | 8,847 | 38.0 | -8.3 |
| | Liberal Democrats | Michael Powell | 6,449 | 27.4 | +13.3 | 3,985 | 17.1 | +5.4 |
| | Plaid Cymru | Richard Grigg | 4,181 | 17.8 | -3.9 | 4,259 | 18.3 | -1.3 |
| | Conservative | Janice Charles | 3,035 | 12.9 | +2.9 | 2,920 | 12.5 | +1.5 |
| | BNP | BNP | BNP | BNP | BNP | 878 | 3.8 | New |
| | Green | Green | Green | Green | Green | 839 | 3.6 | +0.2 |
| | UKIP | UKIP | UKIP | UKIP | UKIP | 768 | 3.3 | -0.8 |
| | Welsh Christian | Welsh Christian | Welsh Christian | Welsh Christian | Welsh Christian | 263 | 1.1 | New |
| | Socialist Labour | Socialist Labour | Socialist Labour | Socialist Labour | Socialist Labour | 223 | 1.0 | -1.1 |
| | Socialist Alternative | Socialist Alternative | Socialist Alternative | Socialist Alternative | Socialist Alternative | 123 | 0.5 | New |
| | CPA | CPA | CPA | CPA | CPA | 107 | 0.5 | New |
| | Communist | Communist | Communist | Communist | Communist | 104 | 0.4 | ±0.0 |
| | Respect | Respect | Respect | Respect | Respect | 100 | 0.4 | New |
| | Socialist Equality | Socialist Equality | Socialist Equality | Socialist Equality | Socialist Equality | 30 | 0.1 | New |
| Majority | Majority | Majority | 3,347 | 14.5 | −14.2 |
| Turnout | Turnout | Turnout | 23,501 | 40.9 | +2.3 |
| | Labour hold | Labour hold | Swing | | |
Welsh Assembly Election 2003: Pontypridd :
| Party | Party | Candidate | Constituency | Constituency | Constituency | Regional | Regional | Regional |
| Party | Party | Candidate | Votes | % | ±% | Votes | % | ±% |
| | Labour | Jane Davidson | 12,206 | 50.0 | +11.4 | 11,306 | 46.3 | +8.7 |
| | Plaid Cymru | Delme Bowen | 5,286 | 21.7 | −10.6 | 4,783 | 19.6 | -13.1 |
| | Liberal Democrats | Mike Powell | 3,443 | 14.1 | −3.1 | 2,862 | 11.7 | -3.6 |
| | Conservative | Jayne Cowan | 2,438 | 10.0 | +1.5 | 2,692 | 11.0 | +2.0 |
| | UKIP | Peter Gracia | 1,025 | 4.2 | New | 999 | 4.1 | New |
| | Green | Green | Green | Green | Green | 824 | 3.4 | +1.4 |
| | Socialist Labour | Socialist Labour | Socialist Labour | Socialist Labour | Socialist Labour | 538 | 2.2 | +0.8 |
| | Cymru Annibynnol | Cymru Annibynnol | Cymru Annibynnol | Cymru Annibynnol | Cymru Annibynnol | 138 | 0.6 | New |
| | Communist | Communist | Communist | Communist | Communist | 100 | 0.4 | ±0.0 |
| | Vote No 2 Stop the War | Vote No 2 Stop the War | Vote No 2 Stop the War | Vote No 2 Stop the War | Vote No 2 Stop the War | 70 | 0.3 | New |
| | New Millennium Bean Partyn | New Millennium Bean Partyn | New Millennium Bean Partyn | New Millennium Bean Partyn | New Millennium Bean Partyn | 52 | 0.2 | New |
| | ProLife Alliance | ProLife Alliance | ProLife Alliance | ProLife Alliance | ProLife Alliance | 47 | 0.2 | New |
| Majority | Majority | Majority | 6,920 | 28.3 | +23.0 |
| Turnout | Turnout | Turnout | 24,398 | 38.6 | −6.8 |
| | Labour hold | Labour hold | Swing | +11.0 | |
2003 Electorate: 63,204 Regional ballots rejected: Not reported

### Elections in the 1990s

Welsh Assembly Election 1999: Pontypridd :
| Party | Party | Candidate | Constituency | Constituency | Constituency | Regional | Regional | Regional |
| Party | Party | Candidate | Votes | % | ±% | Votes | % | ±% |
| | Labour | Jane Davidson | 11,330 | 38.6 | N/A | 11,093 | 37.6 | N/A |
| | Plaid Cymru | Bleddyn W. Hancock | 9,755 | 33.3 | N/A | 9,664 | 32.7 | N/A |
| | Liberal Democrats | Gianni Orsi | 5,040 | 17.2 | N/A | 4,523 | 15.3 | N/A |
| | Conservative | Susan Ingerfield | 2,485 | 8.5 | N/A | 2,669 | 9.0 | N/A |
| | Independent | Paul Phillips | 436 | 1.5 | N/A |
| | Communist | Robert Griffiths | 280 | 1.0 | N/A | 121 | 0.4 | N/A |
| | Green | Green | Green | Green | Green | 600 | 2.0 | |
| | Socialist Labour | Socialist Labour | Socialist Labour | Socialist Labour | Socialist Labour | 405 | 1.4 | |
| | Others | Others | Others | Others | Others | 464 | 1.6 | |
| Majority | Majority | Majority | 1,575 | 5.3 | N/A |
| Turnout | Turnout | Turnout | 29,326 | 45.4 | N/A |
| | Labour win (new seat) | Labour win (new seat) | Labour win (new seat) | Labour win (new seat) | Labour win (new seat) |