Major William Cage had a 3rd wife whom he married ca 1800 but they had no children:

Elizabeth Haile/Hale-Stephenson whom was 1st married to Edward C Stephen who had died in 1774. So she was a widow when she married William Cage ca 1800 before he died in 1811. Elizabeth Hale (the widow of Edward C. Stephenson) was also, interestingly, the sister of William Hale, who was husband of William Cage's eldest daughter, Priscilla Cage-Hale. Elizabeth's parents were Nicholas Haile/Hale & Ruth Acres.

(3rd wife) no children; Elizabeth was his wife when he died in 1811 and was the Elizabeth mentioned in Wiliams will)