James Gordon Brown (born 20 February 1951) is a British Labour Party politician who was the Prime Minister of the United Kingdom and Leader of the Labour Party from 2007 until 2010. He previously served as Chancellor of the Exchequer in the Labour Government from 1997 to 2007. Brown has been a Member of Parliament (MP) since 1983, first for Dunfermline East and currently for Kirkcaldy and Cowdenbeath.

A doctoral graduate of the University of Edinburgh, Brown spent his early career working as both a lecturer at a further education college and a television journalist. He entered Parliament in 1983 as the MP for Dunfermline East. He joined the Shadow Cabinet in 1989 as Shadow Secretary of State for Trade, and was later promoted to become Shadow Chancellor of the Exchequer in 1992. After Labour's victory in 1997, he was appointed Chancellor of the Exchequer, becoming the longest-serving holder of that office in modern history.