From the Will of Isaac Royall Sr., 1739:

I bequeath unto my Daughter in law, Anne Oliver,…..Oliver of Antigua but now in New England One negro woman named Black Betty,….children named Abba, Quacoe, Diana, John and Nancy with said Abba’s five children named Betty, George, Sarah, Jacob and Jemmy to … the heir of her body…begotten Reminder to my son Isaac Royall.