Isabell Matilda Campbell Banning was born in Virginia to Samuel and Elinor Duncan Campbell. Isabell is the granddaughter of Capt. John Thomas Dunkin, Jr., who was a Revolutionary War Patriot, VA Miltia, and a POW in Quebec, Canada.
She married Jeremiah Banning on 24 Dec 1829, Chariton Co., Missouri. She is on the 1840 census in Daviess County MO. as the wife Jeremiah Banning. They came to Cooke Co. Texas in 1853. They homesteaded 640 acres: the Jeremiah Banning Survey. Matilda sold 50 acres of property to T.B. Sullivant on a note on January 14,1884, after Jeremiah's death. She must have passed away after this. Her death and location of the grave is unknown. There is a place next to her husband for her, but there is no stone. It is unknown if she is buried here.