When Mary O Boring was born on 1 July 1877, in Georgia, United States, her father, Alexander Newton Boring, was 37 and her mother, Cassie Ann Elizabeth Johnson, was 30. She married Arthur Eugene Benson on 25 January 1899, in Cobb, Georgia, United States. They were the parents of at least 4 sons and 3 daughters. She lived in District 1017, Cobb, Georgia, United States in 1920 and Marietta, Cobb, Georgia, United States in 1949. She died on 24 November 1934, in Georgia, United States, at the age of 57, and was buried in Mountain View, Clayton, Georgia, United States.