Alexander John Gervase Chalk, KC (born 8 August 1976) is a British politician serving as Minister of State at the Ministry of Defence since October 2022. He has been the Member of Parliament for Cheltenham since 2015. Chalk previously served as the Solicitor General for England and Wales, Minister of State for Prisons and Probation and Parliamentary Under-Secretary of State for Justice. In October 2022, Chalk was appointed Minister of State for Defence Procurement at the Ministry of Defence.