John was raised in Kenwood, Chevy Chase, Md., where he lived until his death. He prepared at Sidwell Friends High School and Mount Hermon School, from which he graduated with honors. At Princeton, John majored in economics, sang in the Tigertones, and was in the Woodrow Wilson Society. He earned a medical degree from Georgetown and had an internship in pediatrics at Georgetown University Hospital.
John was an involved participant in innumerable professional societies, such as the Royal Society of Medicine and the American Medical Association. He was also extremely devoted to many historical and hereditary societies, including the Society of Mayflower Descendants, and he was a world traveler, visiting more than 28 countries. He lived for a time in England and Japan.
He is survived by brother Richard and his wife, Pat; brother William and his wife, Gwen; five nieces and nephews; and 11 grandnieces and grandnephews. To them, the class extends its deepest sympathies.