Peter Richard Charles Smith, Baron Smith of Leigh (born 24 July 1945) is a British politician (Labour) and Life Peer.
Smith has been a member of Wigan Metropolitan Borough Council since 1978 and was chairman of finance committee 1982 to 1991. Since 1991 he has been Leader of the council. He was created a life peer in August 1999 as Baron Smith of Leigh, of Wigan in the County of Greater Manchester. Since 2005 he has been treasurer of the Rugby League Group and, since 2006, Vice-chair of the PLP Departmental Committee for Office of the Deputy Prime Minister. He is currently the Chairman of Local Government Leadership, a body seeking to develop leadership skills in local government.