The MacDuffies had three children:
Jean Challis MacDuffie, later Mrs. Donald Pirnie, born January 16, 1889, a graduate of Smith College, Northampton, Massachusetts;
Elizabeth “Elspeth” Parsons MacDuffie, later Mrs. Marshall Bragdon, born on May 6, 1898;
Malcolm Angus MacDuffie, born July 27, 1902.
“MacDuffie - John MacDuffie III (1861-1941),” Southwest Harbor Public Library, accessed November 22, 2024, https://demo.digitalarchive.us/items/show/9646.Item 13655