哈尔克岛（波斯语：جزیره خارک），伊朗在波斯湾中一岛屿，曾经是重要炼油基地和油港，距海岸25公里，距霍尔木兹海峡483公里，属布什尔省管辖。

哈尔克是岛上唯一城市。

在两伊战争中，伊拉克曾于1982年至1986年连续轰炸该岛，致使该岛的所有设施于1986年秋天全部废弃。战后伊朗政府着手重建，但是进展缓慢。

Kharg Island (Persian:جزیره خارگ‎‎) is a continental island in the Persian Gulf belonging to Iran. The island is located 25 km (16 mi) off the coast of Iran and 483 km (300 mi) northwest of the Strait of Hormuz. Administered by the adjacent coastal Bushehr Province, Kharg Island provides a sea port for the export of oil and extends Iranian territorial sea claims into the Persian Gulf oil fields. Located on Kharg Island is Kharg, the only city in the Kharg District.