(died 16 March 1955, aged 59), dentist. Born at Apple Hill, GC. Parents: Donald McCallum and his wife Helen MacDonald. He graduated in 1918 from the Royal College of Dental Surgeons. After practising for a short time at Apple Hill, he had a dental practice in Alexandria from Oct. 1918 till his death or till the long illness which preceded his death put an end to his professional career. He was married to Agnes MacDonald. (one child) Roman Catholic.

Glengarry News 17 March 1955 * obituary of his son (for a time a business partner of Angus H. McDonell), Glengarry News 26 Aug. 1998 * commendation of McCallum as a dentist, recollections of busy night-time Main Street, Alexandria, as seen from McCallum’s home, letters GN 5 May 1993, 27 Feb. 2002