Background
O'Neill, Mark E. was born in St. Louis.
O'Neill, Mark E. was born in St. Louis.
Bachelor of Science, United States Military Academy, 1978. Master of Arts, Naval Postgraduate School. Graduate, Defense Language Institute.
Graduate, Armed Forces Staff College. Graduate, United States Army War College.
Commissioned infantry officer United States Army, 1978, advanced through grades to brigadier general. Assistant Army attaché American Embassy, Beijing. Served in Operation Uphold Democracy, Haiti, Operation Enduring Freedom, Afghanistan, Operation Iraqi Freedom, Baghdad.
Deputy division Commander Multinational Division. Deputy director United States Army Department Strategy, Plans & Policy. Deputy commandant United States Army Command & General Staff College, Fort Leavenworth, Kansas.
Acting Commander Combined Arms Center. Member Council Foreign Relations.
Married; 2 children.