Mataiva (meaning "Nine Eyes" in Tuamotuan), Tepoetiriura ("Sparkling Pearl") or Lazarev atoll is a coral atoll in the Tuamotu Archipelago. It is located in the Palliser group, and is the westernmost of the Tuamotus. The nearest atoll, Tikehau, is located 35km to the east. Rangiroa is located 79km to the east, and Tahiti is 311km to the south.