Christopher Robert Smith, Baron Smith of Finsbury, is a British politician and a peer; a former Member of Parliament (MP) and Cabinet Minister; and former chairman of the Environment Agency. For the majority of his career he was a Labour Party member. He was the first openly gay male British MP, coming out in 1984, and in 2005, the first MP to acknowledge that he is HIV positive. Since 2015 he has been Master of Pembroke College, Cambridge.

The Cabinet of the United Kingdom is the senior decision-making body of His Majesty's Government. A committee of the Privy Council, it is chaired by the Prime Minister and its members include Secretaries of State and other senior ministers. Members of the Cabinet are appointed by the Prime Minister and are by convention chosen from members of the two houses of the Parliament of the United Kingdom, the House of Commons and the House of Lords.