Niororo Island or spelled in some maps as Nyororo Island (Kisiwa cha Niororo, in Swahili) is an island of the Mafia Archipelago located in Kirongwe ward of Mafia District in southern Pwani Region of Tanzania.

The island has a small islet to the south east.

[1] To the south is Juani Island and to the east is the sea of Zanj.

However, Tutia Reef was regarded to be the best fishing location.

[2] This Pwani Region location article is a stub.