When Michael Spessard was born in 1765, in Codorus Township, York, Pennsylvania, United States, his father, John Spessard, was 21 and his mother, Katharina Stettle, was 43. He married Barbara Eby in 1789, in Catawba, Roanoke, Virginia, United States. They were the parents of at least 1 son and 4 daughters. He died about 1848, at the age of 83, and was buried in Catawba, Roanoke, Virginia, United States.