Mark John Reckless is a British lawyer and former politician who served as a Member of the Senedd (MS) for South Wales East from 2016 until 2021, having previously served as Member of Parliament (MP) for Rochester and Strood from 2010 to 2015. Initially a member of the Conservative Party, he crossed the floor to join the UK Independence Party (UKIP) in September 2014. He has since changed parties a further three times.

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 the Senedd. 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.