several children, four of whom, two daughters and two sons, were alive by 1800.

The couple lived on the estate Lilla Gisslaved in Trevattna parish in Västergötland. It was a small farm with only one tenant, and their economic standard was very low for members of the nobility. The mental capacity of Henrik Johan Fock was restricted. He was described as "very foolish, though not insane", which was reportedly why he never advanced from the rank of sergeant: