When Mary Amily Church was born on 18 December 1845, in Otselic, Otselic, Chenango, New York, United States, her father, Samuel Church, was 27 and her mother, Susannah Thompson, was 24. She married John Russell Blanchard on 1 January 1868, in South Otselic, Otselic, Chenango, New York, United States. They were the parents of at least 3 sons and 2 daughters. She lived in Chenango, New York, United States in 1860. She died on 21 July 1889, in Cincinnatus, Cincinnatus, Cortland, New York, United States, at the age of 43, and was buried in Taylor, Taylor, Cortland, New York, United States.