Duchess of Abercorn
Duchess of Abercorn is a title given to the wife of the Duke of Abercorn, an extant title in the Peerage of Ireland which was created in 1868 by Queen Victoria. Alexandra Phillips married James Hamilton, 5th Duke of Abercorn in 1966. She was the last person to hold this title and, since her death in 2018, no one holds it, as the 5th Duke is alive and unmarried.