Robert Ben Lobban Wallace (born 15 May 1970) is a British politician. He has been the Secretary of State for Defence since 24 July 2019. He was the UK’s longest-serving Minister of State for Security and Economic Crime from 2016 to 2019. Wallace is a member of the Conservative Party. He has been the Member of Parliament (MP) for Wyre and Preston North since the 2010 United Kingdom general election.