John Joseph Fahey, AC (born 10 January 1945) is a former Premier of New South Wales and an Australian Minister for Finance.
He was a member of the New South Wales Legislative Assembly from 1984 to 1996 and the federal House of Representatives from 1996 to 2001.
Fahey is a former President of the World Anti-Doping Agency and was also a notable rugby league player and coach in his youth.
Fahey has served as the Chancellor of Australian Catholic University since September 2014.