When Ella Inez McCauley was born on 5 November 1882, in Perryville, Perry, Missouri, United States, her father, Pius McCauley, was 37 and her mother, Ellen Machler, was 27. She married Leo Martin Dean on 5 November 1900, in Perryville, Perry, Missouri, United States. They were the parents of at least 2 sons and 3 daughters. She lived in Claryville, Bois Brule Township, Perry, Missouri Territory, United States in 1900 and Wilmette, Cook, Illinois, United States for about 10 years. She died on 4 February 1953, in Chicago, Cook, Illinois, United States, at the age of 70, and was buried in Chicago, Cook, Illinois, United States.