South Wales East (Senedd electoral region)
Senedd electoral region (1999–2026)
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South Wales East (Welsh: Dwyrain De Cymru) was an electoral region of the Senedd, consisting of eight constituencies. The region elected 12 members, eight directly elected constituency members and four additional members. The electoral region was first used in 1999, when the National Assembly for Wales was created.
-
- Gwent
- Mid Glamorgan (part)
- 12
- 8 constituency
- 4 regional
| South Wales East | |||||||
|---|---|---|---|---|---|---|---|
| Dwyrain De Cymru (Welsh) | |||||||
| Former Multi-member electoral region for the Senedd | |||||||
Map of South Wales East, with constituencies numbered alphabetically. Inset within Wales shown to the top-left with the four regional seats.
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| Preserved counties |
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| Former Multi-member electoral region | |||||||
| Created | 1999 | ||||||
| Abolished | 2026 | ||||||
| Number of members |
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| MSs (last elected in 2021) |
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| Constituencies | |||||||
Each constituency elected one Member of the Senedd by the first past the post electoral system, and the region as a whole elected four additional or top-up Members of the Senedd, to create a degree of proportional representation. The additional member seats were allocated from closed lists by the D'Hondt method, with constituency results being taken into account in the allocation.
County boundaries

The region covered the whole of the preserved county of Gwent and part of the preserved county of Mid Glamorgan. The rest of Mid Glamorgan was mostly within the South Wales Central electoral region and partly within the South Wales West region.
Electoral region profile
The region was one of contrasts; it included the city of Newport, along with the town of Caerphilly. It also took in the working-class former iron town of Merthyr Tydfil, one of the most deprived towns in the UK, but also rural Monmouthshire, one of the most affluent parts of Wales.
Constituencies
The eight constituencies had the names and boundaries of constituencies of the House of Commons of the Parliament of the United Kingdom (Westminster):
| Constituency | 2021 result | Preserved counties | |
|---|---|---|---|
| Blaenau Gwent | Alun Davies Labour |
Entirely within Gwent | |
| Caerphilly | Hefin David Labour |
Entirely within Gwent | |
| Islwyn | Rhianon Passmore Labour |
Entirely within Gwent | |
| Merthyr Tydfil and Rhymney | Dawn Bowden Labour |
Partly Gwent partly Mid Glamorgan | |
| Monmouth | Peter Fox Conservative |
Entirely within Gwent | |
| Newport East | John Griffiths Labour & Co-operative |
Entirely within Gwent | |
| Newport West | Jayne Bryant Labour |
Entirely within Gwent | |
| Torfaen | Lynne Neagle Labour |
Entirely within Gwent | |
Assembly members and Members of the Senedd
Constituency AMs and MSs
Regional list AMs and MSs
N.B. This table is for presentation purposes only
| Term | Election | AM / MS | AM / MS | AM / MS | AM / MS | ||||
|---|---|---|---|---|---|---|---|---|---|
| 1st | 1999 | Phil Williams (PC) |
William Graham (Con) |
Jocelyn Davies (PC) |
Mike German (LD) | ||||
| 2nd | 2003 | Laura Anne Jones (Con) | |||||||
| 3rd | 2007 | Mohammad Asghar (PC) (later Con)[b] | |||||||
| 2009 | |||||||||
| 2010 | Veronica German (LD) | ||||||||
| 4th | 2011 | Lindsay Whittle (PC) | |||||||
| 5th | 2016 | Mark Reckless (UKIP) (later Con, Ind, BREX then Abolish)[c] |
David Rowlands (UKIP) (later BREX, then Ind.)[d] |
Steffan Lewis (PC) | |||||
| 2017 | |||||||||
| 2019 | Delyth Jewell[2] (PC)[e] | ||||||||
| 2020 | Laura Anne Jones (Con) (later Reform)[f] |
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| 6th | 2021 | Natasha Asghar (Con) |
Peredur Owen Griffiths (PC) | ||||||
| 2025 | |||||||||

2021 Senedd election
| List | Candidates | Votes | Of total (%) | ± from prev. | |
|---|---|---|---|---|---|
| Labour | Helen Cunningham, Peter Jones, Mary Brocklesby, Majid Rahman | 85,988 | 41.4 | ||
| Conservative | Laura Anne Jones, Natasha Asghar, Matthew Evans, Nick Evans, Gavin Chambers, Edward Dawson, Donna Gavin, Gareth Hughes | 52,323 | 25.2 | ||
| Plaid Cymru | Delyth Jewell, Peredur Owen Griffiths, Lindsay Whittle, Rhys Mills, Jonathan Clark, Ian Gwynne, Daniel Llewelyn | 30,530 | 14.7 | ||
| Abolish | Mark Reckless, Richard Taylor, Stephen Jones, Michael Ford, Robert Steed, Hugh Hughes | 9,995 | 4.8 | ||
| Green | Amelia Womack, Ian Chandler, Lauren James, Stephen Priestnall | 9,950 | 4.8 | ||
| Liberal Democrats | Jo Watkins, Veronica German, Oliver Townsend, Jeremy Becker | 7,045 | 3.4 | ||
| UKIP | Neil Hamilton, Benjamin Walker, Thomas Harrison, Robert James | 4,101 | 2.0 | ||
| Reform | James Wells, Kirsty Walmsley, David Rowlands, Colin Jones, Robert Beavis | 2,756 | 1.3 | ||
| Gwlad | Calen Jones, Laurence Williams, Ryan Williams, Terry Beverton | 1,841 | 0.9 | ||
| No More Lockdowns | Gruff Meredith, Mattie Ginsburg | 1,496 | 0.7 | ||
| Propel | Kieran Gething, Anthony Nash, Celia Jones, Kristopher Ashley | 924 | 0.4 | ||
| Communist | Robert Griffiths, Bob Davenport, Glenn Eynon, Irene Green | 606 | 0.3 | ||
| TUSC | Mariam Kamish, Cammilla Mngaza, Melanie Benedict, Dave Reid | 362 | 0.2 | ||
2021 Senedd election additional members
| Party | Constituency seats |
List votes (vote %)[7] | D'Hondt entitlement |
Additional members elected |
Total members elected |
Deviation from D'Hondt entitlement | |
|---|---|---|---|---|---|---|---|
| Labour | 7 | 85,988 (41.05%) | 6 | 0 | 7 | +1 | |
| Conservative | 1 | 52,323 (24.98%) | 4 | 2 | 3 | -1 | |
| Plaid Cymru | 0 | 30,530 (14.57%) | 2 | 2 | 2 | 0 | |
| Abolish | 0 | 9,995 (4.77%) | 0 | 0 | 0 | 0 | |
| Green | 0 | 9,950 (4.75%) | 0 | 0 | 0 | 0 | |
| Liberal Democrats | 0 | 7,045 (3.36%) | 0 | 0 | 0 | 0 | |
| UKIP | 0 | 4,101 (1.96%) | 0 | 0 | 0 | 0 | |
| Reform | 0 | 2,756 (1.32%) | 0 | 0 | 0 | 0 | |
| Gwlad | 0 | 1,841 (0.88%) | 0 | 0 | 0 | 0 | |
| No More Lockdowns | 0 | 1,496 (0.71%) | 0 | 0 | 0 | 0 | |
| Propel | 0 | 924 (0.44%) | 0 | 0 | 0 | 0 | |
| Communist | 0 | 606 (0.29%) | 0 | 0 | 0 | 0 | |
| TUSC | 0 | 362 (0.17%) | 0 | 0 | 0 | 0 | |
Regional MSs elected 2021
2016 Welsh Assembly election additional members
| Party | Constituency seats |
List votes (vote %) | D'Hondt entitlement |
Additional members elected |
Total members elected |
Deviation from D'Hondt entitlement | |
|---|---|---|---|---|---|---|---|
| Labour | 7 | 74,424 (38.3%) | 6 | 0 | 7 | +1 | |
| UKIP | 0 | 34,524 (17.8%) | 2 | 2 | 2 | 0 | |
| Conservative | 1 | 33,318 (17.2%) | 2 | 1 | 2 | 0 | |
| Plaid Cymru | 0 | 29,626 (15.3%) | 2 | 1 | 1 | -1 | |
| Abolish | 0 | 7,870 (4.1%) | 0 | 0 | 0 | 0 | |
| Liberal Democrats | 0 | 6,784 (3.5%) | 0 | 0 | 0 | 0 | |
| Green | 0 | 4,831 (2.5%) | 0 | 0 | 0 | 0 | |
| Monster Raving Loony | 0 | 1,115 (0.6%) | 0 | 0 | 0 | 0 | |
| TUSC | 0 | 618 (0.3%) | 0 | 0 | 0 | 0 | |
| Communist | 0 | 492 (0.2%) | 0 | 0 | 0 | 0 | |
| National Front | 0 | 429 (0.2%) | 0 | 0 | 0 | 0 | |
Regional AMs elected 2016
2011 Welsh Assembly election additional members
| Party | Constituency seats |
List votes (vote %) | D'Hondt entitlement |
Additional members elected |
Total members elected |
Deviation from D'Hondt entitlement | |
|---|---|---|---|---|---|---|---|
| Labour | 7 | 82,699 (45.7%) | 7 | 0 | 7 | 0 | |
| Conservative | 1 | 35,459 (19.6%) | 3 | 2 | 3 | 0 | |
| Plaid Cymru | 0 | 21,851 (12.1%) | 2 | 2 | 2 | 0 | |
| Liberal Democrats | 0 | 10,798 (6.0%) | 0 | 0 | 0 | 0 | |
| UKIP | 0 | 9,526 (5.3%) | 0 | 0 | 0 | 0 | |
| BNP | 0 | 6,485 (3.6%) | 0 | 0 | 0 | 0 | |
| Green | 0 | 4,857 (2.7%) | 0 | 0 | 0 | 0 | |
| Socialist Labour | 0 | 4,427 (2.4%) | 0 | 0 | 0 | 0 | |
| Welsh Christian | 0 | 2,441 (1.3%) | 0 | 0 | 0 | 0 | |
| English Democrat | 0 | 1,904 (1.1%) | 0 | 0 | 0 | 0 | |
| Communist | 0 | 578 (0.3%) | 0 | 0 | 0 | 0 | |
Regional AMs elected 2011
2007 Welsh Assembly election additional members
Source:[8]
| Party | Constituency seats |
List votes (vote %) | D'Hondt entitlement |
Additional members elected |
Total members elected |
Deviation from D'Hondt entitlement | |
|---|---|---|---|---|---|---|---|
| Labour | 6 | 67,998 (35.8%) | 6 | 0 | 6 | 0 | |
| Conservative | 1 | 37,935 (20.0%) | 3 | 1 | 2 | −1 | |
| Plaid Cymru | 0 | 25,915 (13.6%) | 2 | 2 | 2 | 0 | |
| Liberal Democrats | 0 | 20,947 (11.0%) | 1 | 1 | 1 | 0 | |
| BNP | 0 | 8,940 (4.7%) | 0 | 0 | 0 | 0 | |
| UKIP | 0 | 8,725 (4.6%) | 0 | 0 | 0 | 0 | |
| Green | 0 | 5,414 (2.8%) | 0 | 0 | 0 | 0 | |
| Independent | 1 | 4,876 (2.6%) | 0 | 0 | 1 | +1 | |
| Socialist Labour | 0 | 3,694 (1.9%) | 0 | 0 | 0 | 0 | |
| Welsh Christian | 0 | 2,498 (1.3%) | 0 | 0 | 0 | 0 | |
| English Democrat | 0 | 1,655 (0.9%) | 0 | 0 | 0 | 0 | |
| Communist | 0 | 979 (0.5%) | 0 | 0 | 0 | 0 | |
| CPA | 0 | 489 (0.3%) | 0 | 0 | 0 | 0 | |
On 8 December 2009, Mohammad Asghar, Plaid Cymru's list member for South Wales East, defected to the Conservative Party. This gave Plaid one AM, and the Conservatives two.[9]
2003 Welsh Assembly additional members
Source:[10]
| Party | Constituency seats |
List votes (vote %) | D'Hondt entitlement |
Additional members elected |
Total members elected |
Deviation from D'Hondt entitlement | |
|---|---|---|---|---|---|---|---|
| Labour | 7 | 76,522 (45.08%) | 7 | 0 | 7 | 0 | |
| Conservative | 1 | 34,231 (20.17%) | 3 | 2 | 3 | 0 | |
| Plaid Cymru | 0 | 21,384 (12.60%) | 1 | 1 | 1 | 0 | |
| Liberal Democrats | 0 | 17,661 (10.41%) | 1 | 1 | 1 | 0 | |
| UKIP | 0 | 5,949 (3.50%) | 0 | 0 | 0 | 0 | |
| Green | 0 | 5,291 (3.12%) | 0 | 0 | 0 | 0 | |
| Socialist Labour | 0 | 3,695 (2.18%) | 0 | 0 | 0 | 0 | |
| BNP | 0 | 3,210 (1.89%) | 0 | 0 | 0 | 0 | |
| Cymru Annibynnol | 0 | 1,226 (0.72%) | 0 | 0 | 0 | 0 | |
| ProLife Alliance | 0 | 562 (0.33%) | 0 | 0 | 0 | 0 | |
1999 Welsh Assembly additional members
| Party[10] | Constituency seats |
List votes (vote %) | D'Hondt entitlement |
Additional members elected |
Total members elected |
Deviation from D'Hondt entitlement | |
|---|---|---|---|---|---|---|---|
| Labour | 6 | 83,953 (41.45%) | 6 | 0 | 6 | 0 | |
| Plaid Cymru | 1 | 49,139 (24.26%) | 3 | 2 | 3 | 0 | |
| Conservative | 1 | 33,947 (16.76%) | 2 | 1 | 2 | 0 | |
| Liberal Democrats | 0 | 24,757 (12.22%) | 1 | 1 | 1 | 0 | |
| Socialist Labour | 0 | 4,879 (2.41%) | 0 | 0 | 0 | 0 | |
| Green | 0 | 4,055 (2.00%) | 0 | 0 | 0 | 0 | |
| Socialist Alliance | 0 | 903 (0.45%) | 0 | 0 | 0 | 0 | |
| Natural Law | 0 | 898 (0.44%) | 0 | 0 | 0 | 0 | |
Notes
- In 2005 Peter Law left the Labour Party in a row over candidate selection in Blaenau Gwent for that year's UK general election.
- In 2017, Mark Reckless left UKIP and was admitted to the Conservative group in the Welsh Assembly, though not to the Conservative Party itself. For purposes of Assembly business, he was treated as a Conservative AM. In 2019, Reckless left the Conservative Group to sit as an Independent assemblymember.
- David Rowlands is still a member of the Brexit Party, but part of the Senedd Group 'Independent Group for Reform'
- On 2 July 2020, Laura Anne Jones was confirmed as the new MS for South Wales East after the death of Mohammad Asghar.[4][5] On 22 July 2025, Jones announced at the Royal Welsh Show that she had left the Welsh Conservative Party and joined Reform UK.[6]
