Ormond Ralph Simpson was a highly decorated officer of the United States Marine Corps with the rank of lieutenant general, who held a number of important assignments throughout his career. He is most noted as commanding general of 1st Marine Division during Vietnam War and later as director of personnel and deputy chief of staff for manpower at Headquarters Marine Corps.

The 6th Marine Regiment is an infantry regiment of the United States Marine Corps based at Marine Corps Base Camp Lejeune, North Carolina. The regiment falls under the command of the 2nd Marine Division of the II Marine Expeditionary Force. Its combat history dates back to World War I when they were part of the American Expeditionary Force. They fought in the Pacific Theater in World War II, most notably at the battles of Guadalcanal, Tarawa, Saipan, Tinian and Okinawa. More recently, the regiment has seen combat during the Gulf War and in support of Operation Iraqi Freedom.