Stephen John Hadley (born February 13, 1947, in Toledo, Ohio) is the current (21st) U.S. Assistant to the President for National Security Affairs (commonly referred as National Security Advisor) for President George W. Bush. He had been Assistant to the President and Deputy National Security Advisor from January 22, 2001. On January 26, 2005, he replaced Condoleezza Rice as National Security Advisor, upon Rice's confirmation as Secretary of State.