美国海军陆战队（英语：United States Marine Corps，缩写：USMC），又称美国陆战队，是**中的海军陆战队及两栖作战部队，其主要职责是运用美国海军的舰队（含航空兵），快速抵达全球各危机发生地运行战斗任务。美国海军陆战队属于美**队中的一个独立兵种，与美国海军地位平行，同属美国国防部下属的美国海军部，其军阶名称与陆军、空军相同。负责美国驻外使馆保安的警卫部队亦隶属于美国海军陆战队。

The United States Marine Corps (USMC) is a branch of the United States Armed Forces responsible for providing power projection, using the mobility of the United States Navy to, by Congressional mandate, rapidly-deliver combined-arms task forces on land, at sea and in the air. The U.S. Marine Corps is one of the four armed service branches in the U.S. Department of Defense and one of the seven uniformed services of the United States. The current Chairman of the Joint Chiefs of Staff, the highest-ranking military officer in the U.S. armed forces, is a Marine Corps general.