When Sabra Thankful Ensign was born on 18 August 1826, in Simsbury, Hartford, Connecticut, United States, her father, Moses Ensign, was 32 and her mother, Martha Tuller Whiting, was 29. She married Chester Seymour on 27 June 1849, in Simsbury, Hartford, Connecticut, United States. They were the parents of at least 4 sons and 2 daughters. She lived in East Granby, Hartford, Connecticut, United States in 1880 and Hartford, Hartford, Connecticut, United States in 1900. She died on 15 November 1901, in Simsbury, Hartford, Connecticut, United States, at the age of 75, and was buried in Simsbury Cemetery, Simsbury, Hartford, Connecticut, United States.