John Davenport's wife was Martha Coulson of Virginia, the daughter of American Revolutionary War veteran Captain Coulson, while his father was also served in that war.
In the context of John Davenport's background, his wife Martha Coulson was from a prominent family with military ties, as her father, Captain Coulson, had served in the American Revolutionary War. This shared experience is also reflected in John Davenport's own family history.