When Bettie Lewis Blanton was born on 20 September 1855, in Caroline, Virginia, United States, her father, George William Blanton, was 27 and her mother, Sarah Holladay Goodloe, was 21. She married John Thomas Allen on 16 December 1880, in Virginia, United States. They were the parents of at least 5 sons and 4 daughters. She lived in Virginia, United States for about 15 years and Madison Magisterial District, Caroline, Virginia, United States for about 30 years. She died on 29 October 1937, in Caroline, Virginia, United States, at the age of 82, and was buried in Ruther Glen, Caroline, Virginia, United States.