The Vieques, Puerto Rico, Naval Training Range was a United States naval facility located on the island of Vieques, about 5 miles east of mainland Puerto Rico. Starting in November 1941, the navy used the range for military exercises. Military operations ended in 2001, with the Navy completely leaving the area in 2003.

Vieques, officially Isla de Vieques, is an island and municipality of Puerto Rico, a United States territory in the northeastern Caribbean. Vieques is part of a group of islands sometimes known as the Spanish Virgin Islands; Puerto Rico, as a whole, is located just west of the U.S. Virgin Islands. Vieques is part of the Commonwealth of Puerto Rico, and retains its strong Spanish influence after 400 years of Spanish colonial presence in the island.