Clwyd South
Formercounty constituency for theHouse of Commons
Boundary of Clwyd South inWales
Preserved county	Clwyd
Electorate	54,895 (December 2010)[1]
Major settlements	Chirk,Corwen,Ruabon,Rhosllannerchrugog,Llangollen,Coedpoeth
1997–2024
Seats	One
Created from	Clwyd South West,Wrexham
Senedd	Clwyd South,North Wales

Clwyd South (Welsh:De Clwyd) was aconstituency of theHouse of Commons of theParliament of the United Kingdom (Westminster). The constituency was created in 1997, and it elected oneMember of Parliament (MP) by thefirst past the post method of election.

TheClwyd South Senedd constituency was created with the same boundaries in 1999 (as an Assembly constituency).

The constituency was abolished as part of the2023 Periodic Review of Westminster constituencies and under theJune 2023 final recommendations of theBoundary Commission for Wales. Its wards were split betweenClwyd East,Dwyfor Meirionnydd,Montgomeryshire and Glyndŵr, andWrexham.^[2]

Map of boundaries 2010-2024

The constituency straddled the authorities ofDenbighshire and the borough ofWrexham. Main population centres included the suburbs ofRuabon,Chirk,Rhosllannerchrugog,Cefn Mawr andCoedpoeth to the south of the city ofWrexham, in addition toLlangollen andCorwen further up theDee valley to the west. Until the 2010 election, the constituency included a small part of the preserved county ofPowys. This anomaly was resolved by theBoundary Commission for Wales with the boundaries first used in2010.

The constituency comprised the following electoral wards:

• From Wrexham: Overton, Bronington, Dyffryn Ceiriog/Ceiriog Valley, Chirk North, Gwenfro, Johnstown, Llangollen Rural, Marchwiel, Penycae, Penycae and Ruabon South, Plas Madoc, Ponciau, Ruabon, Bryn Cefn, Minera, Brymbo, Coedpoeth, Cefn, Chirk South, Esclusham, New Broughton, Pant
• From Denbighshire: Corwen, Llangollen, Llandrillo

Of the 298 rejected ballots:

• 273 were either unmarked or it was uncertain who the vote was for.^[10]
• 16 voted for more than one candidate.^[10]
• 8 had writing or mark by which the voter could be identified.^[10]
• 1 had want of official mark.^[10]

Of the 55 rejected ballots:

• 39 were either unmarked or it was uncertain who the vote was for.^[17]
• 15 voted for more than one candidate.^[17]
• 1 had writing or mark by which the voter could be identified.^[17]

Of the 56 rejected ballots:

• 38 were either unmarked or it was uncertain who the vote was for.^[21]
• 18 voted for more than one candidate.^[21]

Of the 110 rejected ballots:

• 92 were either unmarked or it was uncertain who the vote was for.^[24]
• 18 voted for more than one candidate.^[24]

• Clwyd South (Senedd constituency)
• List of parliamentary constituencies in Clwyd
• List of parliamentary constituencies in Wales

• Politics Resources (Election results from 1922 onwards)
• Electoral Calculus (Election results from 1955 onwards)
• 2017 Election House Of Commons Library 2017 Election report
• A Vision Of Britain Through Time (Constituency elector numbers)
• Clwyd South UK Parliament constituency (boundaries April 1997 – April 2010) atMapIt UK
• Clwyd South UK Parliament constituency (boundaries April 2010 – May 2024) atMapIt UK

52°56′25″N3°06′51″W / 52.94028°N 3.11417°W /52.94028; -3.11417

• Historic parliamentary constituencies in North Wales
• Constituencies of the Parliament of the United Kingdom established in 1997
• Constituencies of the Parliament of the United Kingdom disestablished in 2024

• Wikipedia articles incorporating an LRPP-MP template with two unnamed parameters
• Pages using gadget WikiMiniAtlas
• Articles with short description
• Short description is different from Wikidata
• Use British English from June 2022
• All Wikipedia articles written in British English
• Use dmy dates from July 2022
• Articles containing Welsh-language text
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• Pages using the Kartographer extension