When Jessie Theresa Davey was born on 9 February 1867, in Salt Lake City, Salt Lake, Utah, United States, her father, Charles Bryant Davey, was 34 and her mother, Louisa Maddox, was 35. She married Thomas Earl Brimley on 21 November 1888, in Salt Lake, Utah, United States. They were the parents of at least 6 sons and 1 daughter. She lived in Manhattan Beach, Los Angeles, California, United States in 1930 and Inglewood Judicial Township, Los Angeles, California, United States in 1940. She died on 15 July 1949, in Salt Lake City, Salt Lake, Utah, United States, at the age of 82, and was buried in Salt Lake City Cemetery, Salt Lake City, Salt Lake, Utah, United States.