An ariki (New Zealand, Cook Islands), ꞌariki (Easter Island), aliki (Tokelau, Tuvalu), ali‘i (Samoa,[1] Hawai‘i), ari'i (Society Islands, Tahiti), Rotuma) aiki or hakaiki (Marquesas Islands), akariki (Gambier Islands) or ‘eiki (Tonga) is or was[2] a member of a hereditary chiefly or noble rank in Polynesia.[3][4]