Saipan () is the largest island and capital of the Northern Mariana Islands, an unincorporated territory of the United States in the western Pacific Ocean. According to 2020 estimates by the United States Census Bureau, the population of Saipan was 43,385. Its people have been United States citizens since the 1980s. Saipan is one of the main homes of the Chamorro and the Carolinian, the indigenous people of the Mariana Islands.
From the 17th century, the island experienced Spanish occupation and rule until the Spanish–American War of 1898, when Saipan was briefly occupied by the United States, before being formally sold to Germany.