Kuaiwa was a High Chief of Hawaiʻi from 1345 to 1375.

Kuaiwa was son of Kalaunuiohua and his wife, Kaheka.^[1] Kuaiwa followed his father as sovereign of Hawaiʻi.

Kuaiwa had two wives, Kumuleilani and Kamanawa. The former descended from Luaehu; the latter descended from Maweke of the Nanaulu line. Kamanawa's name means "the season".^[2] With Kamuleilani, Kuaiwa had three children, Kahoukapu, Hukulani, and Manauea, and with Kamanawa, Kuaiwa had son, ʻEhu, all of whom became heads of aristocratic families.