Thomas Johnston, Scottish journalist and politician, Secretary of State for Scotland (born 1882)

Thomas Johnston was a prominent Scottish socialist journalist who became a politician of the early 20th century, a member of the Labour Party, a member of parliament (MP) and government minister – usually with Cabinet responsibility for Scottish affairs. He was also a notable figure in the Friendly society movement in Scotland.

The secretary of state for Scotland, also referred to as the Scottish secretary, is a secretary of state in the Government of the United Kingdom, with responsibility for the Scotland Office. The incumbent is a member of the Cabinet of the United Kingdom. The Secretary of State for Scotland serves as the custodian of the Scottish devolution settlement as outlined in the Scotland Act 1998, and represent Scottish interests within the UK Government as well as advocate for UK Government policies in Scotland. The secretary of state for Scotland is additionally responsible for partnership between the UK Government and the Scottish Government, as well as relations between the Parliament of the United Kingdom and the Scottish Parliament.