Keanolani (July 7, 1847 – June 30, 1902) was a Hawaiian chiefess (aliʻi) of the Kingdom of Hawaii. She was the illegitimate daughter of Abigail Maheha and King Kamehameha V, who reigned from 1863 to 1872, and was born during a liaison between the two when they were students at the Chiefs' Children's School (later renamed the Royal School), a boarding school run by American missionaries for students of Hawaiian royal descent. Keanolani was raised by her father's half-sister Keʻelikōlani. Her illegitimate birth and unacknowledged parentage prevented her from succeeding to the Hawaiian throne when her father died without naming an heir, thus ending the reign of the House of Kamehameha. In 1873, she became a mistress of her uncle by marriage William Hoapili Kaʻauwai. In 1874, she became a supp