JohnGraham was born in Edinburgh, Scotland in 1694, and was educated at Glasgow as a physician.
JohnGraham, Jr., eldest son of the immigrant, was born at Exeter in 1722.
JohnGraham, Jr.'s life is far better documented, with material from the time of his installment and ministry in West Suffield (8 letters and 5 other items, plus a manuscript record book of baptisms, marriages, deaths and meetings at the 2nd Church of Christ) and his service in the French and Indian War and Revolution.