The 10th Army Air and Missile Defense Command is a theater level Army air and missile defense organization and directly subordinated to United States Army Europe. On order, the 10th AAMDC deploys worldwide to conduct joint and combined/coalition air missile defense ops for US European Command. The 10th AAMDC serves as the United States Army in Europe's executive agent for all theater air and missile defense ops and air missile defense force management.

The 10th Coast Artillery Regiment was a Coast Artillery regiment in the United States Army. It primarily served as the Regular Army coast artillery component of the Harbor Defenses (HD) of Narragansett Bay, Rhode Island from 1924 through 1944, when it was relieved and disbanded as part of an Army-wide reorganization.