about 1778–1818 (Age 40)
Harford, Maryland, United States
When Mary Billingsley was born about 1778, in Harford, Maryland, United States, her father, Walter Billingsley, was 34 and her mother, Ruth Clarke, was 32. She married John Williams on 1 January 1806, in Harford, Maryland, United States. They were the parents of at least 3 sons. She died in 1818, in Fayette, Pennsylvania, United States, at the age of 40.
Dictionary of American Family Names © Patrick Hanks 2003, 2006.