Raroia, or Raro-nuku, is an atoll of the Tuamotus chain in French Polynesia, located 740 km northeast of Tahiti and 6 km southwest of Takume. Administratively it is a part of the commune of Makemo.
The oval-shaped atoll measures 43 km by 14 km and has a land area of 41 km². A navigable waterway leads to the central lagoon, which has an area of 359 km². The population as of the 2012 census was 233. The town of Garumaoa is the main settlement. Raroians live principally on fishing, copra cultivation, and pearl farming.