John Owen ?Aimoku Dominis (January 9, 1883 – July 7, 1917) was the illegitimate son of John Owen Dominis and Mary Purdy Lamiki ?Aimoku, and the adopted (hanai) son of Queen Lili?uokalani of the Kingdom of Hawai'i.
He served as a Trustee of Queen Lili?uokalani's Trust, in which he was named a beneficiary.