Theresa Anne Villiers is a British politician who has served as the Member of Parliament (MP) for Chipping Barnet since 2005, having previously served as a Member of the European Parliament from 1999 to 2005. A member of the Conservative Party, Villiers was Minister of State for Rail and Aviation from 2010 to 2012, Secretary of State for Northern Ireland from 2012 to 2016 and Secretary of State for Environment, Food and Rural Affairs from 2019 to 2020.

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.