When Margaret Ann Lamont was born on 11 July 1844, in Barnard, Penobscot, Maine, United States, her father, Thomas F. Lemont, was 48 and her mother, Nancy Jane Moore, was 38. She married Harvey Charles Ferrin in 1865. They were the parents of at least 2 sons and 5 daughters. She lived in Dodge, Minnesota, United States in 1870 and Ellington Township, Dodge, Minnesota, United States in 1875. She died on 31 August 1929, in Mantorville, Dodge, Minnesota, United States, at the age of 85, and was buried in Saint Margaret Cemetery, Mantorville Township, Dodge, Minnesota, United States.