Question: Which reigning family's king descended form the House of Keōua Nui first name was William?
Sentence (from "House of Keoua"): The House of Keōua Nui "(Hale O Keōua Nui)", or simply House of Keōua, is a non-ruling noble family of Ancient Hawaii from which the reigning family of Kamehameha I and Lunalilo were descended.
Relevant evidence: Yes