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url=http://www.statswales.wales.gov.uk/TableViewer/tableView.aspx?ReportId=14666, Beyond 20/20 WDS - Table view, 1 December 2010, 2011 Electorate Figures, StatsWales, 13 March 2011, }}Cynon Valley () is a constituency{{#tag:ref|A borough constituency (for the purposes of election expenses and type of returning officer)|group= n}} in Wales represented in the House of Commons of the UK Parliament since 2019 by Beth Winter of the Labour Party.{{#tag:ref|As with all constituencies, the constituency elects one Member of Parliament (MP) by the first past the post system of election at least every five years.|group= n}}The Cynon Valley Senedd constituency was created with the same boundaries in 1999 (as an Assembly constituency).The constituency is set to be abolished, as part of the 2023 Periodic Review of Westminster constituencies and under the June 2023 final recommendations of the Boundary Commission for Wales for the next United Kingdom general election. Its wards are to be split between Merthyr Tydfil and Aberdare, and Pontypridd.BOOK,weblink 2023 Review of Parliamentary Constituencies - The 2023 Review of Parliamentary Constituencies in Wales, 28 June 2023, Boundary Commission for Wales,

Boundaries

{{maplink|raw={{Wikipedia:Map data/Cynon Valley (UK Parliament constituency)}}|frame=yes|text=Map of current boundaries}}1983–2010: The Borough of Cynon Valley.2010–present: The Rhondda Cynon Taff County Borough electoral divisions of Aberaman North, Aberaman South, Abercynon, Aberdare East, Aberdare West/Llwydcoed, Cilfynydd, Cwmbach, Glyncoch, Hirwaun, Mountain Ash East, Mountain Ash West, Penrhiwceiber, Pen-y-waun, Rhigos, and Ynysybwl.The constituency encompasses the towns of Aberdare, Mountain Ash, Cilfynydd, Abercynon and Hirwaun.">

Members of Parliament{| class"wikitable"

!colspan="2"|Election!!Member{{Rayment-hc|c|6|date=March 2012}}!!Party

	1983 United Kingdom general election>1983	Ioan Evans (politician)>Ioan Evans	Labour Co-operative>Labour Co-op

	1984 Cynon Valley by-election>1984 by-election|Ann Clwyd	Welsh Labour>Labour

	2019 United Kingdom general election>2019|Beth Winter	Welsh Labour>Labour

Elections

(File:Vote Share - Cynon Valley 1983 - 2019.png|upright=2.5|thumb|right)

Elections in the 1980s

{{Election box begin|title=General election 1983: Cynon ValleyWEB, Election Data 1983,weblink Electoral Calculus, 18 October 2015,weblink" title="web.archive.org/web/20111015054231weblink">weblink 15 October 2011, dead, }}{{Election box winning candidate with party link| }}{{Election box candidate with party link| }}{{Election box candidate with party link| }}{{Election box candidate with party link| }}{{Election box majority| }}{{Election box turnout| }}{{Election box registered electors| }}{hide}Election box new seat win| {edih}{{Election box end}}{{Election box begin|title=1984 Cynon Valley by-electionWEB,weblink Results of Byelections in the 1983-87 Parliament, Boothroyd, David, 2015-09-19, United Kingdom Election Results, 5 April 2018,weblink" title="web.archive.org/web/20180405203844weblink">weblink dead, }}{{Election box winning candidate with party link| }}{{Election box candidate with party link| }}{{Election box candidate with party link| }}{{Election box candidate with party link| }}{{Election box candidate with party link| }}{{Election box candidate with party link| }}{{Election box candidate with party link| }}{{Election box majority| }}{{Election box turnout| }}{{Election box registered electors| }}{hide}Election box hold with party link| {edih}{{Election box end}}{{Election box begin|title=General election 1987: Cynon ValleyWEB, Election Data 1987,weblink Electoral Calculus, 18 October 2015,weblink" title="web.archive.org/web/20111015054243weblink">weblink 15 October 2011, dead, }}{{Election box winning candidate with party link| }}{{Election box candidate with party link| }}{{Election box candidate with party link| }}{{Election box candidate with party link| }}{{Election box majority| }}{{Election box turnout| }}{{Election box registered electors| }}{hide}Election box hold with party link| {edih}{{Election box end}}

Elections in the 1990s

{{Election box begin|title=General election 1992: Cynon ValleyWEB, Election Data 1992,weblink Electoral Calculus, 18 October 2015,weblink" title="web.archive.org/web/20111015054418weblink">weblink 15 October 2011, dead, WEB,weblink Politics Resources, 9 April 1992, Election 1992, Politics Resources, 2010-12-06,weblink" title="web.archive.org/web/20110724020412weblink">weblink 24 July 2011, dead, }}{{Election box winning candidate with party link| }}{{Election box candidate with party link| }}{{Election box candidate with party link| }}{{Election box candidate with party link| }}{{Election box majority| }}{{Election box turnout| }}{{Election box registered electors| }}{{Election box hold with party link| }}{{Election box end}}{{Election box begin|title=General election 1997: Cynon ValleyWEB, Election Data 1997,weblink Electoral Calculus, 18 October 2015,weblink" title="web.archive.org/web/20111015054424weblink">weblink 15 October 2011, dead, WEB,weblink Vote 2001, BBC News Vote 2001, British Broadcasting Corporation, 2010-04-11, }}{{Election box winning candidate with party link| }}{{Election box candidate with party link| }}{{Election box candidate with party link| }}{{Election box candidate with party link| }}{{Election box candidate with party link| }}{{Election box majority| }}{{Election box turnout| }}{{Election box registered electors| }}{{Election box hold with party link| }}{{Election box end}}

Elections in the 2000s

{{Election box begin|title=General election 2001: Cynon ValleyWEB, Election Data 2001,weblink Electoral Calculus, 18 October 2015,weblink" title="web.archive.org/web/20111015054450weblink">weblink 15 October 2011, dead, WEB,weblink BBC NEWS > Cynon Valley, BBC News, Vote 2001, 7 June 2001, 10 March 2020, }}{{Election box winning candidate with party link| }}{{Election box candidate with party link| }}{{Election box candidate with party link| }}{{Election box candidate with party link| }}{{Election box majority| }}{{Election box turnout| }}{{Election box registered electors| }}{{Election box hold with party link| }}{{Election box end}}{{Election box begin|title=General election 2005: Cynon ValleyWEB, Election Data 2005,weblink Electoral Calculus, 18 October 2015,weblink" title="web.archive.org/web/20111015054249weblink">weblink 15 October 2011, dead, WEB,weblink Cynon Valley parliamentary constituency - Election 2005, www.bbc.co.uk, }}{{Election box winning candidate with party link| }}{{Election box candidate with party link| }}{{Election box candidate with party link| }}{{Election box candidate with party link| }}{{Election box candidate with party link| }}{{Election box majority| }}{{Election box turnout| }}{{Election box registered electors| }}{{Election box hold with party link| }}{{Election box end}}

Elections in the 2010s

{{Election box begin|title= General election 2010: Cynon ValleyWEB, Election Data 2010,weblink Electoral Calculus, 17 October 2015,weblink" title="web.archive.org/web/20130726162034weblink">weblink 26 July 2013, dead, Cynon Valley BBC Election - Cynon Valley}}{{Election box winning candidate with party link| }}{{Election box candidate with party link| }}{{Election box candidate with party link| }}{{Election box candidate with party link| }}{{Election box candidate with party link| }}{{Election box majority| }}{{Election box turnout| }}{{Election box registered electors| }}{{Election box hold with party link| }}{{Election box end}}{{Election box begin|title= General election 2015: Cynon ValleyWEB, Election Data 2015,weblink Electoral Calculus, 17 October 2015,weblink" title="web.archive.org/web/20151017112223weblink">weblink 17 October 2015, dead, WEB,weblink MP wins fight to defend her seat, December 13, 2014, www.bbc.co.uk, WEB, Cynon Valley Parliamentary constituency,weblink Election 2015 Results, BBC, 1 March 2020, WEB, Cynon Valley Results,weblink UK Parliamentary Elections May 2015 results, Rhondda Cynon Taf Council, 1 March 2020, }}{{Election box winning candidate with party link| }}{{Election box candidate with party link| }}{{Election box candidate with party link }}{{Election box candidate with party link }} {{Election box candidate with party link }} {{Election box candidate with party link }}{{Election box candidate with party link }}{hide}Election box rejected {edih}{{Election box majority }}{{Election box turnout }}{{Election box registered electors| }}{{Election box hold with party link| }}{{Election box end}}Of the 81 rejected ballots:

• 59 were either unmarked or it was uncertain who the vote was for.
• 22 voted for more than one candidate.

{{Election box begin|title= General election 2017: Cynon ValleyWEB, Cynon Valley Parliamentary constituency,weblink Election 2017 Results, BBC, 10 March 2020, WEB, 2017 Results,weblink Rhondda Cynon Taf Council, Rhondda Cynon Taf Council, 10 March 2020, }}{{Election box winning candidate with party link| }}{{Election box candidate with party link }}{{Election box candidate with party link| }}{{Election box candidate with party link }}{{Election box candidate with party link }}{{Election box majority }}{{Election box turnout }}{{Election box registered electors| }}{{Election box hold with party link| }}{{Election box end}}{{Election box begin|title= General election 2019: Cynon ValleyWEB, Statements of Persons Nominated,weblink Rhondda Cynon Taf Council, Rhondda Cynon Taf Council, 16 November 2019, WEB, Cynon Valley Parliamentary constituency,weblink Election 2019 Results, BBC, 10 March 2020, WEB, Results,weblink Rhondda Cynon Taf Council, Rhondda Cynon Taf Council, 10 March 2020, }}{{Election box winning candidate with party link| }}{{Election box candidate with party link }}{{Election box candidate with party link }}{{Election box candidate with party link| }}{{Election box candidate with party link }}{{Election box candidate with party link| }}{{Election box candidate with party link }}{{Election box majority }}{{Election box turnout }}{{Election box registered electors| }}{{Election box hold with party link| }}{{Election box end}}

See also

• Cynon Valley (Senedd constituency)
• 1984 Cynon Valley by-election
• List of parliamentary constituencies in Mid Glamorgan
• List of parliamentary constituencies in Wales

Notes

{{Reflist|group=n}}

References

{{Reflist}}

Further reading

• Britain Votes/Europe Votes By-Election Supplement 1983-, compiled and edited by F.W.S. Craig (Parliamentary Research Services 1985)

External links

• weblink" title="web.archive.org/web/20180216152334weblink">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)

{{Constituencies in Wales}}{{Authority control}}{{Coord|51.657|-3.461|display=title|region:GB_scale:20000}}