Jan Anthonie Bruijn (born 7 February 1958) is a Dutch pathologist and politician. A member of the People's Party for Freedom and Democracy (VVD), he became a member of the Senate on 6 November 2012. He was president of the Senate between July 2019 and September 2025. Bruijn also worked as a professor of immunopathology at Leiden University. Between September 2025 and February 2026, he served as Minister of Health, Welfare and Sport in the Schoof cabinet.