When Cynthia Dinkins Springs was born on 8 December 1820, in Mecklenburg, North Carolina, United States, her father, William Polk Springs, was 30 and her mother, Margaret Polk Springs, was 24. She married Alexander Hamilton Dinkins in 1842. They were the parents of at least 3 sons and 3 daughters. She lived in Madison, Madison, Mississippi, United States in 1850 and Madison, Mississippi, United States in 1860. She died on 4 March 1870, in Canton, Madison, Mississippi, United States, at the age of 49, and was buried in Canton, Madison, Mississippi, United States.