When Sarah Jane Thomas was born on 13 April 1864, in Arkansas, United States, her father, Thomas William Thomas, was 20 and her mother, Martha Ann Gardner, was 23. She married William B. Hankins in May 1900, in Madison, Arkansas, United States. They were the parents of at least 1 son and 1 daughter. She lived in Union Township, Madison, Arkansas, United States for about 10 years and Fayetteville, Washington, Arkansas, United States in 1930. She died on 4 May 1940, in Washington, Arkansas, United States, at the age of 76, and was buried in Madison, Arkansas, United States.