Adam Johnston was a son of John and Jane Johnston who are buried in the Anglican cemetery at Pierces Corners. The maiden name of Adam's wife, Anna Jane, is not known. John Howard was their son. One of their daughters, Ethel Florence, married John (Jack) King Laffin of Malakoff. Adam and Anna Jane occupied lot 7, concession 8, Marlborough township, the farm later occupied by Jack and Florence Laffin.