David Martin (born 26 August 1954) is a Scottish politician who has served as co-convener of the Citizens' Assembly of Scotland since 2019. A member of the Scottish Labour Party, he was a Member of the European Parliament (MEP) from 1984 to 2019, having first represented the Lothians constituency until 1999 and then for the Scotland constituency. He was the United Kingdom's longest serving MEP and the second longest serving MEP in the whole European Parliament. Early life David Martin was born and educated in Edinburgh, where he attended Liberton High School then Heriot-Watt University. Prior to entering politics, he worked as a stockbroker's assistant, and also as an animal rights campaigner. Political career Martin was first elected as a councillor in 1982. European Parliament Martin won the Lothians seat in the 1984 European Parliament election. He retained his seat, and following a reform of the electoral system, was in 1999 elected to represent the whole of Scotland along with other members. He was elected in 1987 as the youngest ever leader of the British Labour delegation of MEPs. He was Vice-President of the European Parliament from 1989 to 2004, the longest period anyone has served in that position. In 2002 he was the defeated Socialist candidate for President of the Parliament. He was the European Parliament's rapporteur on the Maastricht and Amsterdam Treaties. Martin supported Owen Smith in the 2016 Labour Party (UK) leadership election. Martin was first on the Scottish Labour party list for the 2019 European Parliament election. The result for Scotland was declared on 17 May 2019. Scottish Labour lost both its seats, receiving 9.3% of the vote. He did not attend the declaration, leaving Edinburgh City Chambers the night before. Trade Committee Martin was a co-ordinator and spokesperson for the Socialists and Democrats Group on the International Trade (INTA) committee. As well as this role, he was the rapporteur for the EU-Singapore Free Trade Agreement and standing rapporteur for the ASEAN-5 countries. Martin stepped in as the rapporteur for the ACTA treaty after the original rapporteur, Kader Arif, resigned in protest. In April 2012, Martin recommended that the European Parliament reject ACTA, on the grounds that civil liberties were not adequately protected. His recommendation was adopted by the Parliament in the biggest ever defeat of a legislative proposal from the European Commission – 478 MEPs voted against ACTA, 39 in favour, and 165 abstained. In