Ujelang Atoll (Marshallese: Wūjlan̄, [u̯u͡izʲ(e)lʲæ͡ɑŋ]) is a coral atoll of 30 islands in the Pacific Ocean, in the Ralik Chain of the Marshall Islands. Its total land area is 1.86 square kilometres (0.72 sq mi), and it encloses a lagoon of 185.94 square kilometres (71.79 sq mi). It is the westernmost island in the Marshall Islands, approximately 217 kilometres (135 mi) southeast of Enewetak, and approximately 600 kilometres (370 mi) west of the main Ralik Chain.