Chairman of the Joint Chiefs of Staff

English: The Chairman of the Joint Chiefs of Staff is the principal military advisor to the President of the United States, and the highest ranking military officer of the United States military.

Chronology of chairmen

Fleet Admiral William Leahy, Chief of Staff to the Commander in Chief, U.S. Army and Navy
General of the Army Omar N. Bradley, USA, 1st Chairman of the JCS
ADM Arthur Radford, USN, 2nd Chairman of the JCS
Gen Nathan Twining, USAF, 3rd Chairman of the JCS
GEN Lyman Lemnitzer, USA, 4th Chairman of the JCS
GEN Maxwell D. Taylor, USA, 5th Chairman of the JCS
GEN Earle G. Wheeler, USA, 6th Chairman of the JCS
ADM Thomas Moorer, USN, 7th Chairman of the JCS
Gen George Brown, USAF, 8th Chairman of the JCS
Gen David C. Jones, USAF, 9th Chairman of the JCS
GEN John W. Vessey, Jr., USA, 10th Chairman of the JCS
ADM William J. Crowe, Jr., USN, 11th Chairman of the JCS
GEN Colin Powell, USA, 12th Chairman of the JCS
ADM David Jeremiah, USN, Acting Chairman of the JCS
GEN John Shalikashvili, USA, 13th Chairman of the JCS
GEN Henry H. Shelton, USA, 14th Chairman of the JCS
GEN Richard Myers, USAF, 15th Chairman of the JCS
GEN Peter Pace, USMC, 16th Chairman of the JCS
ADM Michael G. Mullen, USN, 17th Chairman of the JCS
GEN Martin Dempsey, USA, 18th Chairman of the JCS
GEN Joseph F. Dunford, USMC, 19th Chairman of the JCS
GEN Mark A. Milley, USA, 20th Chairman of the JCS
GEN Charles Q. Brown Jr., USAF, 21st Chairman of the JCS