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Cynon Valley Assembly constituency

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2021 Welsh Assembly election results

	Winner	Labour Hold (36.4% majority)
	Constituency AM	Vikki Howells
	Top-up region AMs	2 Conservative, 2 Plaid Cymru
	Region	South Wales Central

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Cynon Valley results for Senedd Cymru / Welsh Parliament election, 2021

Share of constituency votes

	Party	Votes	Share	Swing
Vikki Howells	Lab	11,427	55.7%	+4.6
Geraint Benney	Pla	3,959	19.3%	-0.6
Mia Rees	Con	2,795	13.6%	+7.5
Gerald Francis	Lib	335	1.6%	-0.1

Share of top-up region votes: South Wales Central region

Share of vote and seats

	Votes	Share	Seats
Labour Lab	102,611	40.1%
Conservative Con	56,622	22.1%	2
Plaid Cymru PC	46,478	18.2%	2
Green Party Gre	14,478	5.7%
Liberal Democrats LD	11,821	4.6%
UK Independence Party UKIP	3,127	1.2%
Other Oth	20,700	8.1%

Elected regional members for South Wales Central region

	Party
Andrew RT Davies MS	Conservative Con
Joel James MS	Conservative Con
Rhys ab Owen MS	Plaid Cymru PC
Heledd Fychan MS	Plaid Cymru PC

Cynon Valley results for Welsh Assembly election, 2016

Share of constituency votes

	Party	Votes	Share	Swing
Vikki Howells	Lab	9,830	51.1%	-10.9
Cerith Griffiths	Pla	3,836	19.9%	-7.3
Liz Wilks	UKI	3,460	18.0%
Lyn Hudson	Con	1,177	6.1%	-2.0
John Matthews	Gre	598	3.1%
Michael Robert Wallace	Lib	335	1.7%	-0.9

Share of top-up region votes: South Wales Central region

Share of vote and seats

	Votes	Share	Seats
Labour Lab	78,366	33.9%
Plaid Cymru PC	48,357	20.9%	1
Conservative Con	42,185	18.3%	2
UK Independence Party UKIP	23,958	10.4%	1
Liberal Democrats LD	14,875	6.4%
Abo Abo	9,163	4.0%
Green Party Gre	7,949	3.4%
Other Oth	6,280	2.7%

Elected regional members for South Wales Central region

	Party
Neil McEvoy	Plaid Cymru PC
Andrew RT Davies	Conservative Con
David Melding	Conservative Con
Gareth Bennett	UK Independence Party UKIP

Cynon Valley results for Welsh Assembly election, 2011

Share of constituency votes

	Party	Votes	Share	Swing
Christine Chapman	Lab	11,626	62.0%	+5.3
Dafydd Trystan Davies	PC	5,111	27.2%	-0.6
Daniel Saxton	Con	1,531	8.2%	-2.2
Ian Walton	LD	492	2.6%	-2.5

Share of top-up region votes: South Wales Central region

Share of vote and seats

	Votes	Share	Seats
Labour Lab	9,730	53.4%
Plaid Cymru PC	4,254	23.3%	1
Conservative Con	1,378	7.6%	2
Socialist Labour Party SLA	781	4.3%
Green Party Gre	609	3.3%
Liberal Democrats LD	507	2.8%	1
British National Party BNP	409	2.2%
UK Independence Party UKIP	73	0.4%
Other Oth	485	2.7%

Elected regional members for South Wales Central region

	Party
Leanne Wood	Plaid Cymru PC
David Melding	Conservative Con
Andrew R.T. Davies	Conservative Con
Eluned Parrott	Liberal Democrats LD

Cynon Valley results for Welsh Assembly election, 2007

Share of constituency votes

	Party	Votes	Share
C. Chapman	Lab	11,058	56.7%
E.A. Walters	PC	5,435	27.8%
N.S.M. John	Con	2,024	10.4%
M.H. Phelps	LD	1,000	5.1%

Share of top-up region votes: South Wales Central region

Share of vote and seats

	Votes	Share	Seats
Labour Lab	10,036	51.2%
Plaid Cymru PC	4,214	21.5%	2
Conservative Con	1,401	7.1%	2
Liberal Democrats LD	1,232	6.3%
British National Party BNP	912	4.7%
UK Independence Party UKIP	553	2.8%
Green Party Gre	528	2.7%
Socialist Labour Party SLA	200	1.0%
Other Oth	527	2.7%

Elected regional members for South Wales Central region

	Party
Leanne Wood	Plaid Cymru PC
Chris Franks	Plaid Cymru PC
David Melding	Conservative Con
Andrew R. T. Davies	Conservative Con

Cynon Valley results for Welsh Assembly election, 2003

Share of constituency votes

	Party	Votes	Share	Swing
C. Chapman	Lab	10,841	65.0%	+19.4
D.A. Walters	PC	3,724	22.3%	-20.1
R.O. Humphreys	LD	1,120	6.7%	-0.3
D.C.B. Thomas	Con	984	5.9%	+1.1

Share of top-up region votes: South Wales Central region

Share of vote and seats

	Votes	Share	Seats
Labour Lab	74,369	41.1%
Conservative Con	33,404	18.5%	2
Plaid Cymru Pla	27,956	15.4%
Liberal Democrats LD	24,926	13.8%
UK Independence Party UKIP	6,920	3.8%
Green Party Gre	6,047	3.3%
Socialist Labour Party SLA	3,217	1.8%
Other Oth	4,208	2.3%

Elected regional members for South Wales Central region

	Party
Jonathan Morgan	Conservative Con
David Melding	Conservative Con

Cynon Valley results for Welsh Assembly election, 1999

Share of constituency votes

	Party	Votes	Share
C. Chapman	Lab	9,883	45.6%
P. Richards	PC	9,206	42.5%
A.L. Willott	LD	1,531	7.1%
E.R. Hayward	Con	1,046	4.8%

Share of top-up region votes: South Wales Central region

Share of vote and seats

	Votes	Share	Seats
Labour Lab	79,564	36.9%
Plaid Cymru Pla	58,080	27.0%
Conservative Con	34,944	16.2%	2
Liberal Democrats LD	30,911	14.3%
Green Party Gre	5,336	2.5%
Socialist Labour Party SLA	2,822	1.3%
Other Oth	3,821	1.8%

Elected regional members for South Wales Central region

	Party
Jonathan Morgan	Conservative Con
David Melding	Conservative Con

Seat background for Cynon Valley constituency

Last four Constituency AMs

2021

Vikki Howells

Labour

2016

Vikki Howells

Labour

2011

Christine Chapman

Labour

2007

C. Chapman

Labour