David J. McGuinty

About

David J. McGuinty is the federal Minister of National Defence in the Carney cabinet, succeeding Bill Blair. Liberal MP for Ottawa South since 2004, making him one of the longest-serving sitting Liberal MPs. A lawyer by training, he previously served as Chair of the National Security and Intelligence Committee of Parliamentarians (NSICOP) from 2017 to 2024, where he led the federal response to foreign-interference reporting. He is the younger brother of former Ontario Premier Dalton McGuinty. His Defence file covers NATO 2-percent commitment, CAF reconstitution, and the F-35 procurement framework.