安纳塔汉岛（英语、查莫罗语：Anatahan），是一座位于美属北马里亚纳群岛中的小岛。岛上的复式火山推断为于全新世所产生。

安纳塔汉岛的面积为31.21平方公里，岛上的覆盖着许多热带植被。

Anatahan is an island in the Northern Mariana Islands in the Pacific Ocean, and has one of the most active volcanoes of the archipelago. Formerly inhabited, the island currently does not have any population due to the always-present danger of volcanic eruptions. Anatahan is located 60 kilometers (32 nmi) northwest of Farallon de Medinilla and 120 km (65 nmi) north of Saipan.