Quarters 1 at Fort Myer is a historic house on the grounds of Joint Base Myer–Henderson Hall in Arlington, Virginia. Built in 1899, it has been the residence of Chiefs of Staff of the U.S. Army since 1910, notably including George C. Marshall, Dwight D. Eisenhower and Douglas MacArthur. It was declared a National Historic Landmark in 1972, and is a contributing element to the Fort Myer Historic District.