United States Secretary of the Navy
statutory office and the head of the U.S. Department of the Navy / From Wikipedia, the free encyclopedia
The United States Secretary of the Navy (SECNAV) is the civilian head of the Department of the Navy. The position was a member of the President's Cabinet until 1947, when the Navy, Army, and newly created Air Force were placed in the Department of Defense and the Secretary of the Navy was placed under the Secretary of Defense.