Mary was the daughter of John Dennie and Mary Dennie. She was born in Connecticut, but moved to Boston with her family where her father became a Boston merchant. In Boston, she met and married William Hooper, MA, a minister from Scotland, October 18, 1739. They had five children; George, Thomas, Mary, William, and John.
Gravesite Details Mary was buried in an unmarked grave on the church grounds of Trinity Church in Boston where her husband Rev. William Hooper was serving as rector when he died in 1767.