Motutapu is an island in New Zealand's Hauraki Gulf.
Motutapu or Motu Tapu may also refer to the following places:
New Zealand Motutapu Island (Bay of Islands), Northland Region Motutapu Island (Karikari Peninsula), Northland Region Motutapu Point, Pitt Island, Chatham Islands
French Polynesia Motutapu (Ua Huka), in Ua Huka Motu Tapu (Bora Bora), a small island close to Bora Bora
Elsewhere Motutapu (Tonga) Motutapu (Cook Islands)