When Nancy A Fleming was born on 7 October 1810, in Fairmont, Marion, Virginia, United States, her father, Benoni Fleming, was 42 and her mother, Mary Stephenson, was 40. She married Samuel Courtney on 18 March 1858, in Marion, West Virginia, United States. She lived in Fabius Township, Marion, Missouri, United States in 1860 and Liberty Township, Marion, Missouri, United States in 1870. She died on 29 July 1890, in Palmyra, Marion, Missouri, United States, at the age of 79, and was buried in Fleming Memorial Presbyterian Church Cemetery, Fairmont, Marion, West Virginia, United States.