Chetwood was married to Mary Barber (1780–1873), a daughter of Anna ( Edwards) Barber and Col. Francis Barber, who served in the
Revolutionary War. Together, they were the parents of: • Matilda Maria Chetwood (1811–1899), who married William Gedney Bull, a wealthy merchant engaged in the "China trade".
Descendants Through his daughter Matilda, who lived at 3
East 9th Street in Manhattan, he was a grandfather of Hetty Bull (1946-1906), who married John Cuming Beatty and had three children, including Sir
Alfred Chester Beatty, the American-British mining magnate. ==References==