Some researchers claim that William's name was "William Bibb Key", but that appears to be likely unfounded, and may have been confused with William Bibb Key, son of Martin Key and Nancy Ann Bibb. More research may be needed.
William Key, b. in Chesterfield Co., Va, 1761, m. three times, first wife unknown, Issue: Ruffin, Ginsey, Peterson W.,; m. 2nd Elizabeth Gaines, in Halifax County, N.C., 1793. They moved to Sumner Co., Tenn. and to them were born Wm. Jr., James, Thomas, Alfred, Cage, Harriet and Nancy Key.