No she does not have any children.
Yes, he had two children, Jane Alice (was named after her mother) and Mary may. i also found that out on wikipedia it is a very usefull website
William Morris and his wife Jane had two daughters: Jane Alice (born 1861) Mary May (born 1862)
William Blake did not have any children. Blake was married, however. He married Catherine Sophia Boucher in 1762.
yes 1 is from Jackson Mississippi