Camp Courtney (Japanese: キャンプ・コートニー, Hepburn: Kyampu Kōtonī) is a U.S. Marine Base located in Uruma City, Okinawa Prefecture, Japan. It is part of the larger Marine Corps Base Camp Smedley D. Butler and home to the III Marine Expeditionary Force, 3rd Marine Division, and 3d MEB Headquarters. It is named after Major Henry A. Courtney, Jr., who was killed in action in the Battle of Okinawa.