Defense Distinguished Service Medal

Defense Distinguished Service Medal
TypeDistinguished service medal
Awarded forExceptionally meritorious service in a duty of great responsibility
Presented byUnited States Department of Defense
EligibilityMembers of the United States Armed Forces
Reverse
ClaspsOak leaf cluster and authorized devices
StatusCurrently awarded
EstablishedJuly 9, 1970
First awardGeneral Earle Wheeler (1970)
Precedence
Next (higher)Military Service Crosses (e.g., Distinguished Service Cross, Navy Cross, Air Force Cross)
EquivalentHomeland Security Distinguished Service Medal
Next (lower)Military Service Distinguished Service Medals (e.g., Army Distinguished Service Medal, Navy Distinguished Service Medal, Air Force Distinguished Service Medal)

The Defense Distinguished Service Medal (DDSM) is a military decoration of the United States Department of Defense. It is awarded to members of the United States Armed Forces for exceptionally meritorious service in a duty of great responsibility contributing to the national security or defense of the United States. The medal was established on July 9, 1970, by President Richard Nixon in Executive Order 11545. The first award was presented to General Earle Wheeler upon his retirement after service as Chief of Staff of the United States Army and Chairman of the Joint Chiefs of Staff.

The Defense Distinguished Service Medal is the highest precedence joint personal military decoration awarded by the Department of Defense. It is equivalent in stature to the Homeland Security Distinguished Service Medal awarded by the United States Department of Homeland Security.