When Susan Colvin was born on 16 October 1814, in Chester Township, Chester, South Carolina, United States, her father, Andrew Feaster Colvin, was 29 and her mother, Jemima Petrie, was 29. She married William Petrie Hedgepeth Sr on 18 November 1834, in Chester, South Carolina, United States. They were the parents of at least 5 sons and 1 daughter. She lived in Pontotoc, Pontotoc, Mississippi, United States in 1850. She died on 18 December 1898, in Ruston, Lincoln, Louisiana, United States, at the age of 84, and was buried in Ruston, Lincoln, Louisiana, United States.