
These are the results of the 2010 United Kingdom general election in Wales. The election was held on 6 May 2010, and all 40 parliamentary seats in Wales were contested. The Labour Party remained the party with the most seats in Wales, however it suffered a net loss of 4 seats and its share of the vote dropped by 6.5%. The Conservatives increased their number of seats by 5 and the Liberal Democrats and Plaid Cymru saw little change both in the number of seats and share of the vote.

The 2011 National Assembly for Wales election was an election for the National Assembly. The poll was held on Thursday, 5 May 2011 and decided the incumbency for all the assembly's seats. It was the fourth election for seats in the National Assembly for Wales, and the second election taken under the rules of the Government of Wales Act 2006.

The 2011 Welsh Conservatives leadership election was held on 14 July 2011. Andrew RT Davies defeated Nick Ramsay, the only other candidate.

The Referendum on the law-making powers of the National Assembly for Wales, was a non-binding referendum held in Wales on 3 March 2011 on whether the Welsh Assembly should have full law-making powers in the twenty subject areas where it has jurisdiction. The referendum asked the question: ‘Do you want the Assembly now to be able to make laws on all matters in the 20 subject areas it has powers for?’

Following the resignation of the sitting MP Alun Michael on 22 October 2012, a by-election for the Cardiff South and Penarth Westminster constituency was held on 15 November 2012.

The 2012 police and crime commissioner elections were polls held in most police areas in England and Wales on Thursday 15 November. The direct election of police and crime commissioners (PCCs) was originally scheduled for May 2012 but was postponed in order to secure the passage of the Police Reform and Social Responsibility Act 2011 through the House of Lords. The government considers the elected commissioners to have a stronger mandate than the "unelected and invisible police authorities that they replace". The elections took place alongside by-elections for the House of Commons in Cardiff South and Penarth, Corby and Manchester Central, and a mayoral election in Bristol.

The 2012 Plaid leadership election was held following the resignation of Ieuan Wyn Jones following the 2011 Assembly Elections. Following the election Jones originally stated that he would resign in the first half of the Assembly term. Nominations officially opened on 3 January 2012.

The 2015 United Kingdom general election in Wales was held on 7 May 2015 and all 40 seats in Wales were contested. The election for each seat was conducted on the basis of first-past-the-post.

The 2016 National Assembly for Wales election was held on Thursday 5 May 2016, to elect members (AMs) of the National Assembly for Wales, now known as Senedd Cymru. It was the fifth election for the National Assembly, the third election taken under the rules of the Government of Wales Act 2006 and the first since the Wales Act 2014.

The Ogmore by-election was a UK Parliamentary by-election in the constituency of Ogmore in Wales, on 5 May 2016 following the resignation of the incumbent Huw Irranca-Davies following his decision to contest the coterminous Ogmore constituency in the Welsh Assembly election.

The 2017 United Kingdom general election in Wales was held on 8 June 2017; all 40 seats in Wales were contested. The election for each seat was conducted on the basis of first-past-the-post.

The Alyn and Deeside by-election, 2018 is a by-election that took place in the National Assembly for Wales constituency of Alyn and Deeside on Tuesday 6 February 2018, following the death of incumbent Labour AM Carl Sargeant on 7 November 2017.

The 2018 UKIP Wales leadership election was a leadership election to determine the UK Independence Party's next leader in the National Assembly for Wales. The election was held from 18 June to 10 August 2018. The approximately 900 members of the party in Wales were eligible to vote in the election.

The 2018 Welsh Conservatives leadership election was triggered on 27 June by the resignation of Andrew RT Davies.

The 2019 Newport West by-election was held in the UK Parliament constituency of Newport West on 4 April 2019 following the death of Labour Party MP Paul Flynn. This was the third parliamentary by-election held during the 57th UK Parliament, which was elected at the 2017 general election. Labour held the seat and Ruth Jones was elected as the new MP.

The 2019 United Kingdom general election was held on 12 December 2019 to elect all 650 members of the House of Commons, including the 40 Welsh seats.

The Ynys Môn by-election 2013 is a by-election that was held for the Welsh Assembly constituency of Ynys Môn on Thursday 1 August 2013, following the resignation on 20 June 2013 of its sitting Assembly Member, Ieuan Wyn Jones.