Ynys Môn Assembly constituency
Upcoming elections
No scheduled elections for this area, check local news for by-elections.
2021 Welsh Assembly election results
Winner Plaid Cymru Hold (35.4% majority)
Constituency AM Rhun ap Iorwerth
Top-up region AMs 2 Conservative, 1 Labour, 1 Plaid Cymru
Region North Wales
Ynys Môn results for Senedd Cymru / Welsh Parliament election, 2021

Share of constituency votes

Party Votes Share Swing
Rhun ap Iorwerth
Pla 15,506 55.9% +1.1
Lyn Hudson
Con 5,689 20.5% +9.0
Samantha Egelstaff
Lab 5,300 19.1% +2.1
Christopher Gordon Jones
Lib 547 2.0% +0.6
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Share of top-up region votes: North Wales region

Share of vote and seats
Votes Share Seats
Labour Lab
73,120 32.3% 1
Conservative Con
67,544 29.9% 2
Plaid Cymru PC
53,950 23.9% 1
Liberal Democrats LD
7,160 3.2%
Green Party Gre
6,586 2.9%
UK Independence Party UKIP
3,573 1.6%
Other Oth
14,266 6.3%
Elected regional members for North Wales region
Party
Carolyn Thomas
Labour Lab
Mark Isherwood
Conservative Con
Sam Rowlands
Conservative Con
Llyr Gruffydd
Plaid Cymru PC
Seat background for Ynys Môn constituency
Last four Constituency AMs
2021
Rhun ap Iorwerth
Plaid Cymru
2016
Rhun ap Iorwerth
Plaid Cymru