Hapū

Ngāti Hikairo is a confederation of hapū which include the following:

Te Whānau Pani, Ngāti Te Mihinga, Ngāti Horotakere, Ngāti Pare, Ngāti Rāhui, Ngāti Purapura, Ngāti Wai, Te Matewai, Ngāti Parehinga, Ngāti Whatitiri, Ngāti Puhiawe, Ngāti Hineue, Ngāti Te Uru, Ngāti Pōkaia, Ngāti Ngāti, Ngā Uri-a-Te Makaho, Te Whānau-o-Te Ake, Ngāti Ngāti, Ngāti Taiuru, Ngāti Waikaha, Ngāti Huritake, Ngāti Wai, Ngāti Paretaikō, Ngāti Te Rahopupuwai