When Mary Prescilla Davenport was born in 1773, in Buckingham, Virginia, British Colonial America, her father, Julius Terry Davenport, was 61 and her mother, Mary Noell, was 35. She married Richard Henry Lee on 30 September 1795, in Saltville Magisterial District, Washington, Virginia, United States. They were the parents of at least 1 son and 2 daughters. She died in 1821, in Saltville Magisterial District, Washington, Virginia, United States, at the age of 48.