Elizabeth was born on April 8th, 1851. Elizabeth's father was Jacob Abraham Deem IV and her mother was Jane Sams. Her paternal grandparents were Hiram Deem and Martha Sams. She had four brothers and two sisters, named Ozias, Moses, Hiram, John, Cincinnatus and Mary. She was the third oldest of the seven children. She had a half-sister named Emily. She died at the age of 19 on June 10th, 1870.