When Olive Crain Patton was born on 26 March 1807, in Oglethorpe, Georgia, United States, her father, Samuel Patton Jr, was 27 and her mother, Mary Polly Pye, was 21. She married Benjamin Edward Avent on 17 October 1822, in Oglethorpe, Georgia, United States. They were the parents of at least 7 sons and 7 daughters. She lived in Lafayette Springs, Lafayette, Mississippi, United States in 1850 and Lafayette, Mississippi, United States in 1860. She died on 3 January 1864, in Dallas, Lafayette, Mississippi, United States, at the age of 56, and was buried in Shiloh Cemetery, Lafayette, Mississippi, United States.