Vicky Tiu Cayetano (born March 16, 1956) is an American businesswoman and politician who was the first lady of Hawaii from 1997 to 2002. She and Governor Ben Cayetano were married on May 5, 1997, in Washington Place. During her tenure, she was instrumental in the construction of a new governor's residence building and turning Washington Place into a museum. She was a Democratic candidate in the 2022 Hawaii gubernatorial election.