John Healey is a British politician who has served as Chancellor of the Exchequer since 2026. He previously served as Secretary of State for Defence from 2024 to 2026. A member of the Labour Party, he has been the Member of Parliament (MP) for Rawmarsh and Conisbrough, formerly Wentworth and Wentworth and Dearne, since 1997. He previously held various junior ministerial positions under prime ministers Tony Blair and Gordon Brown from 2001 to 2010.