CAPT Jon Duffy is a native of Baltimore, Maryland and a 1994 graduate of the U.S. Naval Academy with a B.S. in Physics.
During his first sea assignment, he served as Gunnery Officer, Strike Officer and Main Propulsion Assistant in USS ELLIOT (DD 967). His second Division Officer tour was in USS PRINCETON (CG 59) where he was the Fire Control Officer and Air Defense Officer. As a Department Head, he served as Operations Officer onboard USS PAUL HAMILTON (DDG 60) and USS PORT ROYAL (CG 73) deploying aboard both ships in support of Operations ENDURING FREEDOM and IRAQI FREEDOM. He served as Executive Officer in USS PINCKNEY (DDG 91). CAPT Duffy commanded USS JOHN PAUL JONES (DDG 53). While in command, he conducted an independent ballistic missile defense deployment to the Western Pacific and Arabian Gulf, and oversaw the combat systems modernization of the ship as the Navy’s first Integrated Air and Missile Defense Destroyer.
Ashore, CAPT Duffy has served as the Director for Defense Policy and Strategy on the National Security Council in The White House, as the Director of the Commander’s Action Group for the Commander, U.S. Pacific Fleet, as the Executive Assistant to the Navy’s Chief of Legislative Affairs, as the Flag Aide to the Commander of Naval Surface Forces, and he was assigned as the U.S. Naval Academy’s 19th Company Officer, earning a Master’s Degree in Leadership Education and Human Resource Development from the Naval Postgraduate School.
Captain Duffy took command as Commander, Destroyer Squadron FIFTEEN on 19 September 2017.