1777–1812 (Age 34)
Loudoun, Virginia, United States
When Mary Polly Humphrey was born on 17 November 1777, in Loudoun, Virginia, United States, her father, Cpt. Thomas Marcus Humphrey Jr., was 35 and her mother, Mary Marks, was 35. She married Colonel Richard Osburn, Jr. on 14 December 1796, in Frederick, Maryland, United States. They were the parents of at least 5 sons and 3 daughters. She died on 29 February 1812, in her hometown, at the age of 34, and was buried in Short Hill Mountain, Loudoun, Virginia, United States.