Stephen John Ladyman is a British Labour Party politician who was the Member of Parliament (MP) for South Thanet from 1997 until 2010. He served as a minister in the government of Tony Blair between 2003 and 2007, latterly as Minister of State for Transport.

The Minister of State for Rail and HS2 is a mid-level ministerial position in the Department for Transport of the Government of the United Kingdom. The minister is deputy to the Secretary of State for Transport.