High Quality Content by WIKIPEDIA articles! Veliki Brijun (or Veli Brijun, literally meaning Great Brijun, Italian: Brioni Grande) is an uninhabited island in the Croatian part of the Adriatic Sea. It is located off the west coast of Istria in northern Adriatic and is the largest island in the Brijuni Islands (also known as the Brioni or the Brionian Islands) archipelago. Like most of the archipelago, Veliki Brijun is part of the Brijuni National Park, established in 1983.